31638776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2791}}^1$

素因数の和:2919

約数の個数: 32

約数和(自身を含む): 64495200

約数和(自身を除く): 32856424

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2791, 2834, 5582, 5668, 11164, 11336, 22328, 36283, 72566, 145132, 290264, 304219, 608438, 1216876, 2433752, 3954847, 7909694, 15819388, 31638776]

約数ペア:

[(1, 31638776), (2, 15819388), (4, 7909694), (8, 3954847), (13, 2433752), (26, 1216876), (52, 608438), (104, 304219), (109, 290264), (218, 145132), (436, 72566), (872, 36283), (1417, 22328), (2791, 11336), (2834, 11164), (5582, 5668)]