19407804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2647}}^1$

素因数の和:2714

約数の個数: 48

約数和(自身を含む): 49824768

約数和(自身を除く): 30416964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2647, 3666, 5294, 7332, 7941, 10588, 15882, 31764, 34411, 68822, 103233, 124409, 137644, 206466, 248818, 373227, 412932, 497636, 746454, 1492908, 1617317, 3234634, 4851951, 6469268, 9703902, 19407804]

約数ペア:

[(1, 19407804), (2, 9703902), (3, 6469268), (4, 4851951), (6, 3234634), (12, 1617317), (13, 1492908), (26, 746454), (39, 497636), (47, 412932), (52, 373227), (78, 248818), (94, 206466), (141, 137644), (156, 124409), (188, 103233), (282, 68822), (564, 34411), (611, 31764), (1222, 15882), (1833, 10588), (2444, 7941), (2647, 7332), (3666, 5294)]