18402867

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4951}}^1$

素因数の和:5023

約数の個数: 24

約数和(自身を含む): 30900480

約数和(自身を除く): 12497613

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 4951, 14853, 34657, 44559, 103971, 292109, 311913, 876327, 2044763, 2628981, 6134289, 18402867]

約数ペア:

[(1, 18402867), (3, 6134289), (7, 2628981), (9, 2044763), (21, 876327), (59, 311913), (63, 292109), (177, 103971), (413, 44559), (531, 34657), (1239, 14853), (3717, 4951)]