387640508

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1949}}^1\times {\mathrm{2617}}^1$

素因数の和:4589

約数の個数: 24

約数和(自身を含む): 714714000

約数和(自身を除く): 327073492

約数列:

[1, 2, 4, 19, 38, 76, 1949, 2617, 3898, 5234, 7796, 10468, 37031, 49723, 74062, 99446, 148124, 198892, 5100533, 10201066, 20402132, 96910127, 193820254, 387640508]

約数ペア:

[(1, 387640508), (2, 193820254), (4, 96910127), (19, 20402132), (38, 10201066), (76, 5100533), (1949, 198892), (2617, 148124), (3898, 99446), (5234, 74062), (7796, 49723), (10468, 37031)]