18811892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1867}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 36089760

約数和(自身を除く): 17277868

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 1867, 2519, 3734, 5038, 7468, 10076, 20537, 41074, 82148, 427543, 855086, 1710172, 4702973, 9405946, 18811892]

約数ペア:

[(1, 18811892), (2, 9405946), (4, 4702973), (11, 1710172), (22, 855086), (44, 427543), (229, 82148), (458, 41074), (916, 20537), (1867, 10076), (2519, 7468), (3734, 5038)]