19379969245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{721921}}^1$

素因数の和:722005

約数の個数: 32

約数和(自身を含む): 29107895040

約数和(自身を除く): 9727925795

約数列:

[1, 5, 7, 13, 35, 59, 65, 91, 295, 413, 455, 767, 2065, 3835, 5369, 26845, 721921, 3609605, 5053447, 9384973, 25267235, 42593339, 46924865, 65694811, 212966695, 298153373, 328474055, 553713407, 1490766865, 2768567035, 3875993849, 19379969245]

約数ペア:

[(1, 19379969245), (5, 3875993849), (7, 2768567035), (13, 1490766865), (35, 553713407), (59, 328474055), (65, 298153373), (91, 212966695), (295, 65694811), (413, 46924865), (455, 42593339), (767, 25267235), (2065, 9384973), (3835, 5053447), (5369, 3609605), (26845, 721921)]