71704816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{121123}}^1$

素因数の和:121168

約数の個数: 20

約数和(自身を含む): 142684072

約数和(自身を除く): 70979256

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 121123, 242246, 484492, 968984, 1937968, 4481551, 8963102, 17926204, 35852408, 71704816]

約数ペア:

[(1, 71704816), (2, 35852408), (4, 17926204), (8, 8963102), (16, 4481551), (37, 1937968), (74, 968984), (148, 484492), (296, 242246), (592, 121123)]