19539090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{72367}}^1$

素因数の和:72383

約数の個数: 32

約数和(自身を含む): 52104960

約数和(自身を除く): 32565870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 72367, 144734, 217101, 361835, 434202, 651303, 723670, 1085505, 1302606, 1953909, 2171010, 3256515, 3907818, 6513030, 9769545, 19539090]

約数ペア:

[(1, 19539090), (2, 9769545), (3, 6513030), (5, 3907818), (6, 3256515), (9, 2171010), (10, 1953909), (15, 1302606), (18, 1085505), (27, 723670), (30, 651303), (45, 434202), (54, 361835), (90, 217101), (135, 144734), (270, 72367)]