201915376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{970747}}^1$

素因数の和:970768

約数の個数: 20

約数和(自身を含む): 421304632

約数和(自身を除く): 219389256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 970747, 1941494, 3882988, 7765976, 12619711, 15531952, 25239422, 50478844, 100957688, 201915376]

約数ペア:

[(1, 201915376), (2, 100957688), (4, 50478844), (8, 25239422), (13, 15531952), (16, 12619711), (26, 7765976), (52, 3882988), (104, 1941494), (208, 970747)]