19881858

素因数分解:

$2^1\times 3^1\times {\mathrm{367}}^1\times {\mathrm{9029}}^1$

素因数の和:9401

約数の個数: 16

約数和(自身を含む): 39876480

約数和(自身を除く): 19994622

約数列:

[1, 2, 3, 6, 367, 734, 1101, 2202, 9029, 18058, 27087, 54174, 3313643, 6627286, 9940929, 19881858]

約数ペア:

[(1, 19881858), (2, 9940929), (3, 6627286), (6, 3313643), (367, 54174), (734, 27087), (1101, 18058), (2202, 9029)]