20189246974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{145441}}^1$

素因数の和:145756

約数の個数: 32

約数和(自身を含む): 34452300960

約数和(自身を除く): 14263053986

約数列:

[1, 2, 13, 19, 26, 38, 247, 281, 494, 562, 3653, 5339, 7306, 10678, 69407, 138814, 145441, 290882, 1890733, 2763379, 3781466, 5526758, 35923927, 40868921, 71847854, 81737842, 531295973, 776509499, 1062591946, 1553018998, 10094623487, 20189246974]

約数ペア:

[(1, 20189246974), (2, 10094623487), (13, 1553018998), (19, 1062591946), (26, 776509499), (38, 531295973), (247, 81737842), (281, 71847854), (494, 40868921), (562, 35923927), (3653, 5526758), (5339, 3781466), (7306, 2763379), (10678, 1890733), (69407, 290882), (138814, 145441)]