18954442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15511}}^1$

素因数の和:15573

約数の個数: 16

約数和(自身を含む): 31272192

約数和(自身を除く): 12317750

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 15511, 31022, 201643, 403286, 729017, 1458034, 9477221, 18954442]

約数ペア:

[(1, 18954442), (2, 9477221), (13, 1458034), (26, 729017), (47, 403286), (94, 201643), (611, 31022), (1222, 15511)]