31157972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1693}}^1$

素因数の和:1847

約数の個数: 24

約数和(自身を含む): 56349216

約数和(自身を除く): 25191244

約数列:

[1, 2, 4, 43, 86, 107, 172, 214, 428, 1693, 3386, 4601, 6772, 9202, 18404, 72799, 145598, 181151, 291196, 362302, 724604, 7789493, 15578986, 31157972]

約数ペア:

[(1, 31157972), (2, 15578986), (4, 7789493), (43, 724604), (86, 362302), (107, 291196), (172, 181151), (214, 145598), (428, 72799), (1693, 18404), (3386, 9202), (4601, 6772)]