20699576

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{69931}}^1$

素因数の和:69974

約数の個数: 16

約数和(自身を含む): 39861240

約数和(自身を除く): 19161664

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 69931, 139862, 279724, 559448, 2587447, 5174894, 10349788, 20699576]

約数ペア:

[(1, 20699576), (2, 10349788), (4, 5174894), (8, 2587447), (37, 559448), (74, 279724), (148, 139862), (296, 69931)]