20926665

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20219}}^1$

素因数の和:20253

約数の個数: 24

約数和(自身を含む): 37851840

約数和(自身を除く): 16925175

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 20219, 60657, 101095, 181971, 303285, 465037, 909855, 1395111, 2325185, 4185333, 6975555, 20926665]

約数ペア:

[(1, 20926665), (3, 6975555), (5, 4185333), (9, 2325185), (15, 1395111), (23, 909855), (45, 465037), (69, 303285), (115, 181971), (207, 101095), (345, 60657), (1035, 20219)]