20565799808

素因数分解:

$2^7\times {\mathrm{160670311}}^1$

素因数の和:160670325

約数の個数: 16

約数和(自身を含む): 40970929560

約数和(自身を除く): 20405129752

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 160670311, 321340622, 642681244, 1285362488, 2570724976, 5141449952, 10282899904, 20565799808]

約数ペア:

[(1, 20565799808), (2, 10282899904), (4, 5141449952), (8, 2570724976), (16, 1285362488), (32, 642681244), (64, 321340622), (128, 160670311)]