17996615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 27323520

約数和(自身を除く): 9326905

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1069, 1295, 2405, 3367, 5345, 7483, 13897, 16835, 37415, 39553, 69485, 97279, 197765, 276871, 486395, 514189, 1384355, 2570945, 3599323, 17996615]

約数ペア:

[(1, 17996615), (5, 3599323), (7, 2570945), (13, 1384355), (35, 514189), (37, 486395), (65, 276871), (91, 197765), (185, 97279), (259, 69485), (455, 39553), (481, 37415), (1069, 16835), (1295, 13897), (2405, 7483), (3367, 5345)]