51686038

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2319

約数の個数: 16

約数和(自身を含む): 79002000

約数和(自身を除く): 27315962

約数列:

[1, 2, 89, 139, 178, 278, 2089, 4178, 12371, 24742, 185921, 290371, 371842, 580742, 25843019, 51686038]

約数ペア:

[(1, 51686038), (2, 25843019), (89, 580742), (139, 371842), (178, 290371), (278, 185921), (2089, 24742), (4178, 12371)]