20677272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 65802240

約数和(自身を除く): 45124968

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 67, 77, 84, 88, 132, 134, 154, 167, 168, 201, 231, 264, 268, 308, 334, 402, 462, 469, 501, 536, 616, 668, 737, 804, 924, 938, 1002, 1169, 1336, 1407, 1474, 1608, 1837, 1848, 1876, 2004, 2211, 2338, 2814, 2948, 3507, 3674, 3752, 4008, 4422, 4676, 5159, 5511, 5628, 5896, 7014, 7348, 8844, 9352, 10318, 11022, 11189, 11256, 12859, 14028, 14696, 15477, 17688, 20636, 22044, 22378, 25718, 28056, 30954, 33567, 38577, 41272, 44088, 44756, 51436, 61908, 67134, 77154, 78323, 89512, 102872, 123079, 123816, 134268, 154308, 156646, 234969, 246158, 268536, 308616, 313292, 369237, 469938, 492316, 626584, 738474, 861553, 939876, 984632, 1476948, 1723106, 1879752, 2584659, 2953896, 3446212, 5169318, 6892424, 10338636, 20677272]

約数ペア:

[(1, 20677272), (2, 10338636), (3, 6892424), (4, 5169318), (6, 3446212), (7, 2953896), (8, 2584659), (11, 1879752), (12, 1723106), (14, 1476948), (21, 984632), (22, 939876), (24, 861553), (28, 738474), (33, 626584), (42, 492316), (44, 469938), (56, 369237), (66, 313292), (67, 308616), (77, 268536), (84, 246158), (88, 234969), (132, 156646), (134, 154308), (154, 134268), (167, 123816), (168, 123079), (201, 102872), (231, 89512), (264, 78323), (268, 77154), (308, 67134), (334, 61908), (402, 51436), (462, 44756), (469, 44088), (501, 41272), (536, 38577), (616, 33567), (668, 30954), (737, 28056), (804, 25718), (924, 22378), (938, 22044), (1002, 20636), (1169, 17688), (1336, 15477), (1407, 14696), (1474, 14028), (1608, 12859), (1837, 11256), (1848, 11189), (1876, 11022), (2004, 10318), (2211, 9352), (2338, 8844), (2814, 7348), (2948, 7014), (3507, 5896), (3674, 5628), (3752, 5511), (4008, 5159), (4422, 4676)]