18356805

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13159}}^1$

素因数の和:13201

約数の個数: 24

約数和(自身を含む): 32847360

約数和(自身を除く): 14490555

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13159, 39477, 65795, 118431, 197385, 407929, 592155, 1223787, 2039645, 3671361, 6118935, 18356805]

約数ペア:

[(1, 18356805), (3, 6118935), (5, 3671361), (9, 2039645), (15, 1223787), (31, 592155), (45, 407929), (93, 197385), (155, 118431), (279, 65795), (465, 39477), (1395, 13159)]