18693551809

素因数分解:

${\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{37313}}^1$

素因数の和:37608

約数の個数: 16

約数和(自身を含む): 19544177664

約数和(自身を除く): 850625855

約数列:

[1, 43, 61, 191, 2623, 8213, 11651, 37313, 500993, 1604459, 2276093, 7126783, 97871999, 306451669, 434733763, 18693551809]

約数ペア:

[(1, 18693551809), (43, 434733763), (61, 306451669), (191, 97871999), (2623, 7126783), (8213, 2276093), (11651, 1604459), (37313, 500993)]