9880912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{32503}}^1$

素因数の和:32530

約数の個数: 20

約数和(自身を含む): 20152480

約数和(自身を除く): 10271568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 32503, 65006, 130012, 260024, 520048, 617557, 1235114, 2470228, 4940456, 9880912]

約数ペア:

[(1, 9880912), (2, 4940456), (4, 2470228), (8, 1235114), (16, 617557), (19, 520048), (38, 260024), (76, 130012), (152, 65006), (304, 32503)]