18886724

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{3449}}^1$

素因数の和:3527

約数の個数: 18

約数和(自身を含む): 33979050

約数和(自身を除く): 15092326

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 3449, 5476, 6898, 13796, 127613, 255226, 510452, 4721681, 9443362, 18886724]

約数ペア:

[(1, 18886724), (2, 9443362), (4, 4721681), (37, 510452), (74, 255226), (148, 127613), (1369, 13796), (2738, 6898), (3449, 5476)]