2021690744

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{20183}}^1$

素因数の和:20867

約数の個数: 32

約数和(自身を含む): 3996432000

約数和(自身を除く): 1974741256

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 659, 1318, 2636, 5272, 12521, 20183, 25042, 40366, 50084, 80732, 100168, 161464, 383477, 766954, 1533908, 3067816, 13300597, 26601194, 53202388, 106404776, 252711343, 505422686, 1010845372, 2021690744]

約数ペア:

[(1, 2021690744), (2, 1010845372), (4, 505422686), (8, 252711343), (19, 106404776), (38, 53202388), (76, 26601194), (152, 13300597), (659, 3067816), (1318, 1533908), (2636, 766954), (5272, 383477), (12521, 161464), (20183, 100168), (25042, 80732), (40366, 50084)]