20431158

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{887}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 24324042

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 349, 698, 887, 1047, 1774, 2094, 2661, 3839, 5322, 7678, 9757, 11517, 19514, 23034, 29271, 58542, 309563, 619126, 928689, 1857378, 3405193, 6810386, 10215579, 20431158]

約数ペア:

[(1, 20431158), (2, 10215579), (3, 6810386), (6, 3405193), (11, 1857378), (22, 928689), (33, 619126), (66, 309563), (349, 58542), (698, 29271), (887, 23034), (1047, 19514), (1774, 11517), (2094, 9757), (2661, 7678), (3839, 5322)]