20851890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6151}}^1$

素因数の和:6274

約数の個数: 32

約数和(自身を含む): 50495616

約数和(自身を除く): 29643726

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 113, 226, 339, 565, 678, 1130, 1695, 3390, 6151, 12302, 18453, 30755, 36906, 61510, 92265, 184530, 695063, 1390126, 2085189, 3475315, 4170378, 6950630, 10425945, 20851890]

約数ペア:

[(1, 20851890), (2, 10425945), (3, 6950630), (5, 4170378), (6, 3475315), (10, 2085189), (15, 1390126), (30, 695063), (113, 184530), (226, 92265), (339, 61510), (565, 36906), (678, 30755), (1130, 18453), (1695, 12302), (3390, 6151)]