19313960

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4273}}^1$

素因数の和:4397

約数の個数: 32

約数和(自身を含む): 43851240

約数和(自身を除く): 24537280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4273, 4520, 8546, 17092, 21365, 34184, 42730, 85460, 170920, 482849, 965698, 1931396, 2414245, 3862792, 4828490, 9656980, 19313960]

約数ペア:

[(1, 19313960), (2, 9656980), (4, 4828490), (5, 3862792), (8, 2414245), (10, 1931396), (20, 965698), (40, 482849), (113, 170920), (226, 85460), (452, 42730), (565, 34184), (904, 21365), (1130, 17092), (2260, 8546), (4273, 4520)]