18744135

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9539}}^1$

素因数の和:9678

約数の個数: 16

約数和(自身を含む): 30222720

約数和(自身を除く): 11478585

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 9539, 28617, 47695, 143085, 1249609, 3748827, 6248045, 18744135]

約数ペア:

[(1, 18744135), (3, 6248045), (5, 3748827), (15, 1249609), (131, 143085), (393, 47695), (655, 28617), (1965, 9539)]