30921776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113683}}^1$

素因数の和:113708

約数の個数: 20

約数和(自身を含む): 63435672

約数和(自身を除く): 32513896

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 113683, 227366, 454732, 909464, 1818928, 1932611, 3865222, 7730444, 15460888, 30921776]

約数ペア:

[(1, 30921776), (2, 15460888), (4, 7730444), (8, 3865222), (16, 1932611), (17, 1818928), (34, 909464), (68, 454732), (136, 227366), (272, 113683)]