20218709868

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1499}}^1$

素因数の和:1669

約数の個数: 192

約数和(自身を含む): 57456000000

約数和(自身を除く): 37237290132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 49, 58, 84, 87, 98, 113, 116, 147, 174, 196, 203, 226, 294, 339, 343, 348, 406, 452, 588, 609, 678, 686, 791, 812, 1029, 1218, 1356, 1372, 1421, 1499, 1582, 2058, 2373, 2436, 2842, 2998, 3164, 3277, 4116, 4263, 4497, 4746, 5537, 5684, 5996, 6554, 8526, 8994, 9492, 9831, 9947, 10493, 11074, 13108, 16611, 17052, 17988, 19662, 19894, 20986, 22148, 22939, 29841, 31479, 33222, 38759, 39324, 39788, 41972, 43471, 45878, 59682, 62958, 66444, 68817, 73451, 77518, 86942, 91756, 116277, 119364, 125916, 130413, 137634, 146902, 155036, 160573, 169387, 173884, 220353, 232554, 260826, 275268, 293804, 304297, 321146, 338774, 440706, 465108, 481719, 508161, 514157, 521652, 608594, 642292, 677548, 881412, 912891, 963438, 1016322, 1028314, 1124011, 1185709, 1217188, 1542471, 1825782, 1926876, 2032644, 2056628, 2130079, 2248022, 2371418, 3084942, 3372033, 3557127, 3651564, 4260158, 4496044, 4742836, 4912223, 6169884, 6390237, 6744066, 7114254, 8299963, 8520316, 9824446, 12780474, 13488132, 14228508, 14736669, 14910553, 16599926, 19648892, 24899889, 25560948, 29473338, 29821106, 33199852, 34385561, 44731659, 49799778, 58099741, 58946676, 59642212, 68771122, 89463318, 99599556, 103156683, 116199482, 137542244, 174299223, 178926636, 206313366, 232398964, 240698927, 348598446, 412626732, 481397854, 697196892, 722096781, 962795708, 1444193562, 1684892489, 2888387124, 3369784978, 5054677467, 6739569956, 10109354934, 20218709868]

約数ペア:

[(1, 20218709868), (2, 10109354934), (3, 6739569956), (4, 5054677467), (6, 3369784978), (7, 2888387124), (12, 1684892489), (14, 1444193562), (21, 962795708), (28, 722096781), (29, 697196892), (42, 481397854), (49, 412626732), (58, 348598446), (84, 240698927), (87, 232398964), (98, 206313366), (113, 178926636), (116, 174299223), (147, 137542244), (174, 116199482), (196, 103156683), (203, 99599556), (226, 89463318), (294, 68771122), (339, 59642212), (343, 58946676), (348, 58099741), (406, 49799778), (452, 44731659), (588, 34385561), (609, 33199852), (678, 29821106), (686, 29473338), (791, 25560948), (812, 24899889), (1029, 19648892), (1218, 16599926), (1356, 14910553), (1372, 14736669), (1421, 14228508), (1499, 13488132), (1582, 12780474), (2058, 9824446), (2373, 8520316), (2436, 8299963), (2842, 7114254), (2998, 6744066), (3164, 6390237), (3277, 6169884), (4116, 4912223), (4263, 4742836), (4497, 4496044), (4746, 4260158), (5537, 3651564), (5684, 3557127), (5996, 3372033), (6554, 3084942), (8526, 2371418), (8994, 2248022), (9492, 2130079), (9831, 2056628), (9947, 2032644), (10493, 1926876), (11074, 1825782), (13108, 1542471), (16611, 1217188), (17052, 1185709), (17988, 1124011), (19662, 1028314), (19894, 1016322), (20986, 963438), (22148, 912891), (22939, 881412), (29841, 677548), (31479, 642292), (33222, 608594), (38759, 521652), (39324, 514157), (39788, 508161), (41972, 481719), (43471, 465108), (45878, 440706), (59682, 338774), (62958, 321146), (66444, 304297), (68817, 293804), (73451, 275268), (77518, 260826), (86942, 232554), (91756, 220353), (116277, 173884), (119364, 169387), (125916, 160573), (130413, 155036), (137634, 146902)]