31158903568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{262351}}^1$

素因数の和:262943

約数の個数: 40

約数和(自身を含む): 65128359296

約数和(自身を除く): 33969455728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 571, 1142, 2284, 4568, 7423, 9136, 14846, 29692, 59384, 118768, 262351, 524702, 1049404, 2098808, 3410563, 4197616, 6821126, 13642252, 27284504, 54569008, 149802421, 299604842, 599209684, 1198419368, 1947431473, 2396838736, 3894862946, 7789725892, 15579451784, 31158903568]

約数ペア:

[(1, 31158903568), (2, 15579451784), (4, 7789725892), (8, 3894862946), (13, 2396838736), (16, 1947431473), (26, 1198419368), (52, 599209684), (104, 299604842), (208, 149802421), (571, 54569008), (1142, 27284504), (2284, 13642252), (4568, 6821126), (7423, 4197616), (9136, 3410563), (14846, 2098808), (29692, 1049404), (59384, 524702), (118768, 262351)]