20301756

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 48825504

約数和(自身を除く): 28523748

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 137, 159, 212, 233, 274, 318, 411, 466, 548, 636, 699, 822, 932, 1398, 1644, 2796, 7261, 12349, 14522, 21783, 24698, 29044, 31921, 37047, 43566, 49396, 63842, 74094, 87132, 95763, 127684, 148188, 191526, 383052, 1691813, 3383626, 5075439, 6767252, 10150878, 20301756]

約数ペア:

[(1, 20301756), (2, 10150878), (3, 6767252), (4, 5075439), (6, 3383626), (12, 1691813), (53, 383052), (106, 191526), (137, 148188), (159, 127684), (212, 95763), (233, 87132), (274, 74094), (318, 63842), (411, 49396), (466, 43566), (548, 37047), (636, 31921), (699, 29044), (822, 24698), (932, 21783), (1398, 14522), (1644, 12349), (2796, 7261)]