9980755024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{32831431}}^1$

素因数の和:32831458

約数の個数: 20

約数和(自身を含む): 20355487840

約数和(自身を除く): 10374732816

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 32831431, 65662862, 131325724, 262651448, 525302896, 623797189, 1247594378, 2495188756, 4990377512, 9980755024]

約数ペア:

[(1, 9980755024), (2, 4990377512), (4, 2495188756), (8, 1247594378), (16, 623797189), (19, 525302896), (38, 262651448), (76, 131325724), (152, 65662862), (304, 32831431)]