18216628

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{401}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 32856264

約数和(自身を除く): 14639636

約数列:

[1, 2, 4, 41, 82, 164, 277, 401, 554, 802, 1108, 1604, 11357, 16441, 22714, 32882, 45428, 65764, 111077, 222154, 444308, 4554157, 9108314, 18216628]

約数ペア:

[(1, 18216628), (2, 9108314), (4, 4554157), (41, 444308), (82, 222154), (164, 111077), (277, 65764), (401, 45428), (554, 32882), (802, 22714), (1108, 16441), (1604, 11357)]