18990522

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{10243}}^1$

素因数の和:10354

約数の個数: 24

約数和(自身を含む): 41549664

約数和(自身を除く): 22559142

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 10243, 20486, 30729, 61458, 92187, 184374, 1055029, 2110058, 3165087, 6330174, 9495261, 18990522]

約数ペア:

[(1, 18990522), (2, 9495261), (3, 6330174), (6, 3165087), (9, 2110058), (18, 1055029), (103, 184374), (206, 92187), (309, 61458), (618, 30729), (927, 20486), (1854, 10243)]