28208396

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{13331}}^1$

素因数の和:13381

約数の個数: 18

約数和(自身を含む): 51608172

約数和(自身を除く): 23399776

約数列:

[1, 2, 4, 23, 46, 92, 529, 1058, 2116, 13331, 26662, 53324, 306613, 613226, 1226452, 7052099, 14104198, 28208396]

約数ペア:

[(1, 28208396), (2, 14104198), (4, 7052099), (23, 1226452), (46, 613226), (92, 306613), (529, 53324), (1058, 26662), (2116, 13331)]