18412988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3911}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 35489664

約数和(自身を除く): 17076676

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 3911, 4708, 7822, 15644, 43021, 86042, 172084, 418477, 836954, 1673908, 4603247, 9206494, 18412988]

約数ペア:

[(1, 18412988), (2, 9206494), (4, 4603247), (11, 1673908), (22, 836954), (44, 418477), (107, 172084), (214, 86042), (428, 43021), (1177, 15644), (2354, 7822), (3911, 4708)]