18892245

素因数分解:

$3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1553}}^1$

素因数の和:2372

約数の個数: 16

約数和(自身を含む): 30284352

約数和(自身を除く): 11392107

約数列:

[1, 3, 5, 15, 811, 1553, 2433, 4055, 4659, 7765, 12165, 23295, 1259483, 3778449, 6297415, 18892245]

約数ペア:

[(1, 18892245), (3, 6297415), (5, 3778449), (15, 1259483), (811, 23295), (1553, 12165), (2433, 7765), (4055, 4659)]