2689531472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{8847143}}^1$

素因数の和:8847170

約数の個数: 20

約数和(自身を含む): 5485229280

約数和(自身を除く): 2795697808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 8847143, 17694286, 35388572, 70777144, 141554288, 168095717, 336191434, 672382868, 1344765736, 2689531472]

約数ペア:

[(1, 2689531472), (2, 1344765736), (4, 672382868), (8, 336191434), (16, 168095717), (19, 141554288), (38, 70777144), (76, 35388572), (152, 17694286), (304, 8847143)]