20764432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99829}}^1$

素因数の和:99850

約数の個数: 20

約数和(自身を含む): 43326220

約数和(自身を除く): 22561788

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99829, 199658, 399316, 798632, 1297777, 1597264, 2595554, 5191108, 10382216, 20764432]

約数ペア:

[(1, 20764432), (2, 10382216), (4, 5191108), (8, 2595554), (13, 1597264), (16, 1297777), (26, 798632), (52, 399316), (104, 199658), (208, 99829)]