20756944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99793}}^1$

素因数の和:99814

約数の個数: 20

約数和(自身を含む): 43310596

約数和(自身を除く): 22553652

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99793, 199586, 399172, 798344, 1297309, 1596688, 2594618, 5189236, 10378472, 20756944]

約数ペア:

[(1, 20756944), (2, 10378472), (4, 5189236), (8, 2594618), (13, 1596688), (16, 1297309), (26, 798344), (52, 399172), (104, 199586), (208, 99793)]