20199446407

素因数分解:

$7^1\times {\mathrm{821}}^1\times {\mathrm{1567}}^1\times {\mathrm{2243}}^1$

素因数の和:4638

約数の個数: 16

約数和(自身を含む): 23138260992

約数和(自身を除く): 2938814585

約数列:

[1, 7, 821, 1567, 2243, 5747, 10969, 15701, 1286507, 1841503, 3514781, 9005549, 12890521, 24603467, 2885635201, 20199446407]

約数ペア:

[(1, 20199446407), (7, 2885635201), (821, 24603467), (1567, 12890521), (2243, 9005549), (5747, 3514781), (10969, 1841503), (15701, 1286507)]