19385418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1583}}^1$

素因数の和:1758

約数の個数: 32

約数和(自身を含む): 42045696

約数和(自身を除く): 22660278

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 1583, 2041, 3166, 4082, 4749, 6123, 9498, 12246, 20579, 41158, 61737, 123474, 248531, 497062, 745593, 1491186, 3230903, 6461806, 9692709, 19385418]

約数ペア:

[(1, 19385418), (2, 9692709), (3, 6461806), (6, 3230903), (13, 1491186), (26, 745593), (39, 497062), (78, 248531), (157, 123474), (314, 61737), (471, 41158), (942, 20579), (1583, 12246), (2041, 9498), (3166, 6123), (4082, 4749)]