20910136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11827}}^1$

素因数の和:11863

約数の個数: 32

約数和(自身を含む): 44709840

約数和(自身を除く): 23799704

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11827, 23654, 47308, 94616, 153751, 201059, 307502, 402118, 615004, 804236, 1230008, 1608472, 2613767, 5227534, 10455068, 20910136]

約数ペア:

[(1, 20910136), (2, 10455068), (4, 5227534), (8, 2613767), (13, 1608472), (17, 1230008), (26, 804236), (34, 615004), (52, 402118), (68, 307502), (104, 201059), (136, 153751), (221, 94616), (442, 47308), (884, 23654), (1768, 11827)]