40456816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{109937}}^1$

素因数の和:109968

約数の個数: 20

約数和(自身を含む): 81793872

約数和(自身を除く): 41337056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 109937, 219874, 439748, 879496, 1758992, 2528551, 5057102, 10114204, 20228408, 40456816]

約数ペア:

[(1, 40456816), (2, 20228408), (4, 10114204), (8, 5057102), (16, 2528551), (23, 1758992), (46, 879496), (92, 439748), (184, 219874), (368, 109937)]