81962512

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{165247}}^1$

素因数の和:165286

約数の個数: 20

約数和(自身を含む): 163926016

約数和(自身を除く): 81963504

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 165247, 330494, 660988, 1321976, 2643952, 5122657, 10245314, 20490628, 40981256, 81962512]

約数ペア:

[(1, 81962512), (2, 40981256), (4, 20490628), (8, 10245314), (16, 5122657), (31, 2643952), (62, 1321976), (124, 660988), (248, 330494), (496, 165247)]