19385145

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2549}}^1$

素因数の和:2586

約数の個数: 36

約数和(自身を含む): 36398700

約数和(自身を除く): 17013555

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 2549, 7605, 7647, 12745, 22941, 33137, 38235, 99411, 114705, 165685, 298233, 430781, 497055, 1292343, 1491165, 2153905, 3877029, 6461715, 19385145]

約数ペア:

[(1, 19385145), (3, 6461715), (5, 3877029), (9, 2153905), (13, 1491165), (15, 1292343), (39, 497055), (45, 430781), (65, 298233), (117, 165685), (169, 114705), (195, 99411), (507, 38235), (585, 33137), (845, 22941), (1521, 12745), (2535, 7647), (2549, 7605)]