42501904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{156257}}^1$

素因数の和:156282

約数の個数: 20

約数和(自身を含む): 87191964

約数和(自身を除く): 44690060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 156257, 312514, 625028, 1250056, 2500112, 2656369, 5312738, 10625476, 21250952, 42501904]

約数ペア:

[(1, 42501904), (2, 21250952), (4, 10625476), (8, 5312738), (16, 2656369), (17, 2500112), (34, 1250056), (68, 625028), (136, 312514), (272, 156257)]