20697144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66337}}^1$

素因数の和:66359

約数の個数: 32

約数和(自身を含む): 55723920

約数和(自身を除く): 35026776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66337, 132674, 199011, 265348, 398022, 530696, 796044, 862381, 1592088, 1724762, 2587143, 3449524, 5174286, 6899048, 10348572, 20697144]

約数ペア:

[(1, 20697144), (2, 10348572), (3, 6899048), (4, 5174286), (6, 3449524), (8, 2587143), (12, 1724762), (13, 1592088), (24, 862381), (26, 796044), (39, 530696), (52, 398022), (78, 265348), (104, 199011), (156, 132674), (312, 66337)]