20494058

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 35392896

約数和(自身を除く): 14898838

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 299, 559, 598, 797, 989, 1118, 1594, 1978, 10361, 12857, 18331, 20722, 25714, 34271, 36662, 68542, 238303, 445523, 476606, 788233, 891046, 1576466, 10247029, 20494058]

約数ペア:

[(1, 20494058), (2, 10247029), (13, 1576466), (23, 891046), (26, 788233), (43, 476606), (46, 445523), (86, 238303), (299, 68542), (559, 36662), (598, 34271), (797, 25714), (989, 20722), (1118, 18331), (1594, 12857), (1978, 10361)]