18752481

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{617}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 29693664

約数和(自身を除く): 10941183

約数列:

[1, 3, 9, 11, 33, 99, 307, 617, 921, 1851, 2763, 3377, 5553, 6787, 10131, 20361, 30393, 61083, 189419, 568257, 1704771, 2083609, 6250827, 18752481]

約数ペア:

[(1, 18752481), (3, 6250827), (9, 2083609), (11, 1704771), (33, 568257), (99, 189419), (307, 61083), (617, 30393), (921, 20361), (1851, 10131), (2763, 6787), (3377, 5553)]