16249420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{317}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 37503648

約数和(自身を除く): 21254228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 317, 466, 634, 932, 1165, 1268, 1585, 2330, 2563, 3170, 3487, 4660, 5126, 6340, 6974, 10252, 12815, 13948, 17435, 25630, 34870, 51260, 69740, 73861, 147722, 295444, 369305, 738610, 812471, 1477220, 1624942, 3249884, 4062355, 8124710, 16249420]

約数ペア:

[(1, 16249420), (2, 8124710), (4, 4062355), (5, 3249884), (10, 1624942), (11, 1477220), (20, 812471), (22, 738610), (44, 369305), (55, 295444), (110, 147722), (220, 73861), (233, 69740), (317, 51260), (466, 34870), (634, 25630), (932, 17435), (1165, 13948), (1268, 12815), (1585, 10252), (2330, 6974), (2563, 6340), (3170, 5126), (3487, 4660)]