18480969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{827}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 28933632

約数和(自身を除く): 10452663

約数列:

[1, 3, 9, 13, 39, 117, 191, 573, 827, 1719, 2481, 2483, 7443, 7449, 10751, 22347, 32253, 96759, 157957, 473871, 1421613, 2053441, 6160323, 18480969]

約数ペア:

[(1, 18480969), (3, 6160323), (9, 2053441), (13, 1421613), (39, 473871), (117, 157957), (191, 96759), (573, 32253), (827, 22347), (1719, 10751), (2481, 7449), (2483, 7443)]