18644730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47807}}^1$

素因数の和:47830

約数の個数: 32

約数和(自身を含む): 48190464

約数和(自身を除く): 29545734

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47807, 95614, 143421, 239035, 286842, 478070, 621491, 717105, 1242982, 1434210, 1864473, 3107455, 3728946, 6214910, 9322365, 18644730]

約数ペア:

[(1, 18644730), (2, 9322365), (3, 6214910), (5, 3728946), (6, 3107455), (10, 1864473), (13, 1434210), (15, 1242982), (26, 717105), (30, 621491), (39, 478070), (65, 286842), (78, 239035), (130, 143421), (195, 95614), (390, 47807)]