18951435

素因数分解:

$3^3\times 5^1\times {\mathrm{140381}}^1$

素因数の和:140395

約数の個数: 16

約数和(自身を含む): 33691680

約数和(自身を除く): 14740245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 140381, 421143, 701905, 1263429, 2105715, 3790287, 6317145, 18951435]

約数ペア:

[(1, 18951435), (3, 6317145), (5, 3790287), (9, 2105715), (15, 1263429), (27, 701905), (45, 421143), (135, 140381)]