18922078

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22157}}^1$

素因数の和:22227

約数の個数: 16

約数和(自身を含む): 32971104

約数和(自身を除く): 14049026

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22157, 44314, 155099, 310198, 1351577, 2703154, 9461039, 18922078]

約数ペア:

[(1, 18922078), (2, 9461039), (7, 2703154), (14, 1351577), (61, 310198), (122, 155099), (427, 44314), (854, 22157)]