30213872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{145259}}^1$

素因数の和:145280

約数の個数: 20

約数和(自身を含む): 63042840

約数和(自身を除く): 32828968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 145259, 290518, 581036, 1162072, 1888367, 2324144, 3776734, 7553468, 15106936, 30213872]

約数ペア:

[(1, 30213872), (2, 15106936), (4, 7553468), (8, 3776734), (13, 2324144), (16, 1888367), (26, 1162072), (52, 581036), (104, 290518), (208, 145259)]