2080598224

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{778667}}^1$

素因数の和:778842

約数の個数: 20

約数和(自身を含む): 4055302944

約数和(自身を除く): 1974704720

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 778667, 1557334, 3114668, 6229336, 12458672, 130037389, 260074778, 520149556, 1040299112, 2080598224]

約数ペア:

[(1, 2080598224), (2, 1040299112), (4, 520149556), (8, 260074778), (16, 130037389), (167, 12458672), (334, 6229336), (668, 3114668), (1336, 1557334), (2672, 778667)]