18455736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 50148000

約数和(自身を除く): 31692264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 149, 156, 298, 312, 397, 447, 596, 794, 894, 1191, 1192, 1588, 1788, 1937, 2382, 3176, 3576, 3874, 4764, 5161, 5811, 7748, 9528, 10322, 11622, 15483, 15496, 20644, 23244, 30966, 41288, 46488, 59153, 61932, 118306, 123864, 177459, 236612, 354918, 473224, 709836, 768989, 1419672, 1537978, 2306967, 3075956, 4613934, 6151912, 9227868, 18455736]

約数ペア:

[(1, 18455736), (2, 9227868), (3, 6151912), (4, 4613934), (6, 3075956), (8, 2306967), (12, 1537978), (13, 1419672), (24, 768989), (26, 709836), (39, 473224), (52, 354918), (78, 236612), (104, 177459), (149, 123864), (156, 118306), (298, 61932), (312, 59153), (397, 46488), (447, 41288), (596, 30966), (794, 23244), (894, 20644), (1191, 15496), (1192, 15483), (1588, 11622), (1788, 10322), (1937, 9528), (2382, 7748), (3176, 5811), (3576, 5161), (3874, 4764)]