19440915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7669}}^1$

素因数の和:7703

約数の個数: 24

約数和(自身を含む): 33686640

約数和(自身を除く): 14245725

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 7669, 23007, 38345, 99697, 115035, 299091, 498485, 1296061, 1495455, 3888183, 6480305, 19440915]

約数ペア:

[(1, 19440915), (3, 6480305), (5, 3888183), (13, 1495455), (15, 1296061), (39, 498485), (65, 299091), (169, 115035), (195, 99697), (507, 38345), (845, 23007), (2535, 7669)]