201847568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{970421}}^1$

素因数の和:970442

約数の個数: 20

約数和(自身を含む): 421163148

約数和(自身を除く): 219315580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 970421, 1940842, 3881684, 7763368, 12615473, 15526736, 25230946, 50461892, 100923784, 201847568]

約数ペア:

[(1, 201847568), (2, 100923784), (4, 50461892), (8, 25230946), (13, 15526736), (16, 12615473), (26, 7763368), (52, 3881684), (104, 1940842), (208, 970421)]