20927764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36587}}^1$

素因数の和:36615

約数の個数: 24

約数和(自身を含む): 43027488

約数和(自身を除く): 22099724

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36587, 73174, 146348, 402457, 475631, 804914, 951262, 1609828, 1902524, 5231941, 10463882, 20927764]

約数ペア:

[(1, 20927764), (2, 10463882), (4, 5231941), (11, 1902524), (13, 1609828), (22, 951262), (26, 804914), (44, 475631), (52, 402457), (143, 146348), (286, 73174), (572, 36587)]