18719190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:754

約数の個数: 96

約数和(自身を含む): 56998656

約数和(自身を除く): 38279466

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 63, 70, 86, 90, 105, 126, 129, 210, 215, 258, 301, 315, 387, 430, 602, 630, 645, 691, 774, 903, 1290, 1382, 1505, 1806, 1935, 2073, 2709, 3010, 3455, 3870, 4146, 4515, 4837, 5418, 6219, 6910, 9030, 9674, 10365, 12438, 13545, 14511, 20730, 24185, 27090, 29022, 29713, 31095, 43533, 48370, 59426, 62190, 72555, 87066, 89139, 145110, 148565, 178278, 207991, 217665, 267417, 297130, 415982, 435330, 445695, 534834, 623973, 891390, 1039955, 1247946, 1337085, 1871919, 2079910, 2674170, 3119865, 3743838, 6239730, 9359595, 18719190]

約数ペア:

[(1, 18719190), (2, 9359595), (3, 6239730), (5, 3743838), (6, 3119865), (7, 2674170), (9, 2079910), (10, 1871919), (14, 1337085), (15, 1247946), (18, 1039955), (21, 891390), (30, 623973), (35, 534834), (42, 445695), (43, 435330), (45, 415982), (63, 297130), (70, 267417), (86, 217665), (90, 207991), (105, 178278), (126, 148565), (129, 145110), (210, 89139), (215, 87066), (258, 72555), (301, 62190), (315, 59426), (387, 48370), (430, 43533), (602, 31095), (630, 29713), (645, 29022), (691, 27090), (774, 24185), (903, 20730), (1290, 14511), (1382, 13545), (1505, 12438), (1806, 10365), (1935, 9674), (2073, 9030), (2709, 6910), (3010, 6219), (3455, 5418), (3870, 4837), (4146, 4515)]