19849245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{743}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 34497792

約数和(自身を除く): 14648547

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 743, 1781, 2055, 2229, 3715, 5343, 8905, 9659, 11145, 26715, 28977, 48295, 101791, 144885, 305373, 508955, 1323283, 1526865, 3969849, 6616415, 19849245]

約数ペア:

[(1, 19849245), (3, 6616415), (5, 3969849), (13, 1526865), (15, 1323283), (39, 508955), (65, 305373), (137, 144885), (195, 101791), (411, 48295), (685, 28977), (743, 26715), (1781, 11145), (2055, 9659), (2229, 8905), (3715, 5343)]