20644936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11677}}^1$

素因数の和:11713

約数の個数: 32

約数和(自身を含む): 44142840

約数和(自身を除く): 23497904

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11677, 23354, 46708, 93416, 151801, 198509, 303602, 397018, 607204, 794036, 1214408, 1588072, 2580617, 5161234, 10322468, 20644936]

約数ペア:

[(1, 20644936), (2, 10322468), (4, 5161234), (8, 2580617), (13, 1588072), (17, 1214408), (26, 794036), (34, 607204), (52, 397018), (68, 303602), (104, 198509), (136, 151801), (221, 93416), (442, 46708), (884, 23354), (1768, 11677)]