20122720132

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{881}}^1\times {\mathrm{139273}}^1$

素因数の和:140199

約数の個数: 24

約数和(自身を含む): 36114862392

約数和(自身を除く): 15992142260

約数列:

[1, 2, 4, 41, 82, 164, 881, 1762, 3524, 36121, 72242, 139273, 144484, 278546, 557092, 5710193, 11420386, 22840772, 122699513, 245399026, 490798052, 5030680033, 10061360066, 20122720132]

約数ペア:

[(1, 20122720132), (2, 10061360066), (4, 5030680033), (41, 490798052), (82, 245399026), (164, 122699513), (881, 22840772), (1762, 11420386), (3524, 5710193), (36121, 557092), (72242, 278546), (139273, 144484)]