22015984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{72421}}^1$

素因数の和:72448

約数の個数: 20

約数和(自身を含む): 44901640

約数和(自身を除く): 22885656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 72421, 144842, 289684, 579368, 1158736, 1375999, 2751998, 5503996, 11007992, 22015984]

約数ペア:

[(1, 22015984), (2, 11007992), (4, 5503996), (8, 2751998), (16, 1375999), (19, 1158736), (38, 579368), (76, 289684), (152, 144842), (304, 72421)]