19558908

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 55983312

約数和(自身を除く): 36424404

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 53, 54, 67, 68, 81, 102, 106, 108, 134, 153, 159, 162, 201, 204, 212, 268, 306, 318, 324, 402, 459, 477, 603, 612, 636, 804, 901, 918, 954, 1139, 1206, 1377, 1431, 1802, 1809, 1836, 1908, 2278, 2412, 2703, 2754, 2862, 3417, 3551, 3604, 3618, 4293, 4556, 5406, 5427, 5508, 5724, 6834, 7102, 7236, 8109, 8586, 10251, 10653, 10812, 10854, 13668, 14204, 16218, 17172, 20502, 21306, 21708, 24327, 30753, 31959, 32436, 41004, 42612, 48654, 60367, 61506, 63918, 72981, 92259, 95877, 97308, 120734, 123012, 127836, 145962, 181101, 184518, 191754, 241468, 287631, 291924, 362202, 369036, 383508, 543303, 575262, 724404, 1086606, 1150524, 1629909, 2173212, 3259818, 4889727, 6519636, 9779454, 19558908]

約数ペア:

[(1, 19558908), (2, 9779454), (3, 6519636), (4, 4889727), (6, 3259818), (9, 2173212), (12, 1629909), (17, 1150524), (18, 1086606), (27, 724404), (34, 575262), (36, 543303), (51, 383508), (53, 369036), (54, 362202), (67, 291924), (68, 287631), (81, 241468), (102, 191754), (106, 184518), (108, 181101), (134, 145962), (153, 127836), (159, 123012), (162, 120734), (201, 97308), (204, 95877), (212, 92259), (268, 72981), (306, 63918), (318, 61506), (324, 60367), (402, 48654), (459, 42612), (477, 41004), (603, 32436), (612, 31959), (636, 30753), (804, 24327), (901, 21708), (918, 21306), (954, 20502), (1139, 17172), (1206, 16218), (1377, 14204), (1431, 13668), (1802, 10854), (1809, 10812), (1836, 10653), (1908, 10251), (2278, 8586), (2412, 8109), (2703, 7236), (2754, 7102), (2862, 6834), (3417, 5724), (3551, 5508), (3604, 5427), (3618, 5406), (4293, 4556)]