20902406

素因数分解:

$2^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{1801}}^1$

素因数の和:2639

約数の個数: 16

約数和(自身を含む): 35895840

約数和(自身を除く): 14993434

約数列:

[1, 2, 7, 14, 829, 1658, 1801, 3602, 5803, 11606, 12607, 25214, 1493029, 2986058, 10451203, 20902406]

約数ペア:

[(1, 20902406), (2, 10451203), (7, 2986058), (14, 1493029), (829, 25214), (1658, 12607), (1801, 11606), (3602, 5803)]