18902126

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2797}}^1$

素因数の和:2939

約数の個数: 16

約数和(自身を含む): 29546880

約数和(自身を除く): 10644754

約数列:

[1, 2, 31, 62, 109, 218, 2797, 3379, 5594, 6758, 86707, 173414, 304873, 609746, 9451063, 18902126]

約数ペア:

[(1, 18902126), (2, 9451063), (31, 609746), (62, 304873), (109, 173414), (218, 86707), (2797, 6758), (3379, 5594)]