18634995

素因数分解:

$3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 33331200

約数和(自身を除く): 14696205

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 223, 619, 669, 1115, 1857, 2007, 3095, 3345, 5571, 6021, 9285, 10035, 16713, 27855, 30105, 83565, 138037, 414111, 690185, 1242333, 2070555, 3726999, 6211665, 18634995]

約数ペア:

[(1, 18634995), (3, 6211665), (5, 3726999), (9, 2070555), (15, 1242333), (27, 690185), (45, 414111), (135, 138037), (223, 83565), (619, 30105), (669, 27855), (1115, 16713), (1857, 10035), (2007, 9285), (3095, 6021), (3345, 5571)]