222078308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{47903}}^1$

素因数の和:47987

約数の個数: 24

約数和(自身を含む): 415806720

約数和(自身を除く): 193728412

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 47903, 95806, 191612, 910157, 1820314, 2922083, 3640628, 5844166, 11688332, 55519577, 111039154, 222078308]

約数ペア:

[(1, 222078308), (2, 111039154), (4, 55519577), (19, 11688332), (38, 5844166), (61, 3640628), (76, 2922083), (122, 1820314), (244, 910157), (1159, 191612), (2318, 95806), (4636, 47903)]