20501870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 38054016

約数和(自身を除く): 17552146

約数列:

[1, 2, 5, 10, 47, 94, 181, 235, 241, 362, 470, 482, 905, 1205, 1810, 2410, 8507, 11327, 17014, 22654, 42535, 43621, 56635, 85070, 87242, 113270, 218105, 436210, 2050187, 4100374, 10250935, 20501870]

約数ペア:

[(1, 20501870), (2, 10250935), (5, 4100374), (10, 2050187), (47, 436210), (94, 218105), (181, 113270), (235, 87242), (241, 85070), (362, 56635), (470, 43621), (482, 42535), (905, 22654), (1205, 17014), (1810, 11327), (2410, 8507)]