18420804848

素因数分解:

$2^4\times {\mathrm{1451}}^1\times {\mathrm{793453}}^1$

素因数の和:794912

約数の個数: 20

約数和(自身を含む): 35714951448

約数和(自身を除く): 17294146600

約数列:

[1, 2, 4, 8, 16, 1451, 2902, 5804, 11608, 23216, 793453, 1586906, 3173812, 6347624, 12695248, 1151300303, 2302600606, 4605201212, 9210402424, 18420804848]

約数ペア:

[(1, 18420804848), (2, 9210402424), (4, 4605201212), (8, 2302600606), (16, 1151300303), (1451, 12695248), (2902, 6347624), (5804, 3173812), (11608, 1586906), (23216, 793453)]