19237980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10343}}^1$

素因数の和:10386

約数の個数: 48

約数和(自身を含む): 55609344

約数和(自身を除く): 36371364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10343, 20686, 31029, 41372, 51715, 62058, 103430, 124116, 155145, 206860, 310290, 320633, 620580, 641266, 961899, 1282532, 1603165, 1923798, 3206330, 3847596, 4809495, 6412660, 9618990, 19237980]

約数ペア:

[(1, 19237980), (2, 9618990), (3, 6412660), (4, 4809495), (5, 3847596), (6, 3206330), (10, 1923798), (12, 1603165), (15, 1282532), (20, 961899), (30, 641266), (31, 620580), (60, 320633), (62, 310290), (93, 206860), (124, 155145), (155, 124116), (186, 103430), (310, 62058), (372, 51715), (465, 41372), (620, 31029), (930, 20686), (1860, 10343)]