20901670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3323}}^1$

素因数の和:3384

約数の個数: 32

約数和(自身を含む): 40925088

約数和(自身を除く): 20023418

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 3323, 6290, 6646, 16615, 33230, 56491, 112982, 122951, 245902, 282455, 564910, 614755, 1229510, 2090167, 4180334, 10450835, 20901670]

約数ペア:

[(1, 20901670), (2, 10450835), (5, 4180334), (10, 2090167), (17, 1229510), (34, 614755), (37, 564910), (74, 282455), (85, 245902), (170, 122951), (185, 112982), (370, 56491), (629, 33230), (1258, 16615), (3145, 6646), (3323, 6290)]