18327699

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{409}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 28654080

約数和(自身を除く): 10326381

約数列:

[1, 3, 9, 13, 39, 117, 383, 409, 1149, 1227, 3447, 3681, 4979, 5317, 14937, 15951, 44811, 47853, 156647, 469941, 1409823, 2036411, 6109233, 18327699]

約数ペア:

[(1, 18327699), (3, 6109233), (9, 2036411), (13, 1409823), (39, 469941), (117, 156647), (383, 47853), (409, 44811), (1149, 15951), (1227, 14937), (3447, 5317), (3681, 4979)]