18690623

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1694

約数の個数: 16

約数和(自身を含む): 22752000

約数和(自身を除く): 4061377

約数列:

[1, 7, 19, 89, 133, 623, 1579, 1691, 11053, 11837, 30001, 140531, 210007, 983717, 2670089, 18690623]

約数ペア:

[(1, 18690623), (7, 2670089), (19, 983717), (89, 210007), (133, 140531), (623, 30001), (1579, 11837), (1691, 11053)]