20254468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3067}}^1$

素因数の和:3211

約数の個数: 24

約数和(自身を含む): 38484992

約数和(自身を除く): 18230524

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3067, 3302, 6134, 6604, 12268, 39871, 79742, 159484, 389509, 779018, 1558036, 5063617, 10127234, 20254468]

約数ペア:

[(1, 20254468), (2, 10127234), (4, 5063617), (13, 1558036), (26, 779018), (52, 389509), (127, 159484), (254, 79742), (508, 39871), (1651, 12268), (3067, 6604), (3302, 6134)]