216664372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{4211}}^1$

素因数の和:4911

約数の個数: 24

約数和(自身を含む): 399803040

約数和(自身を除く): 183138668

約数列:

[1, 2, 4, 19, 38, 76, 677, 1354, 2708, 4211, 8422, 12863, 16844, 25726, 51452, 80009, 160018, 320036, 2850847, 5701694, 11403388, 54166093, 108332186, 216664372]

約数ペア:

[(1, 216664372), (2, 108332186), (4, 54166093), (19, 11403388), (38, 5701694), (76, 2850847), (677, 320036), (1354, 160018), (2708, 80009), (4211, 51452), (8422, 25726), (12863, 16844)]