19825695

素因数分解:

$3^3\times 5^1\times {\mathrm{146857}}^1$

素因数の和:146871

約数の個数: 16

約数和(自身を含む): 35245920

約数和(自身を除く): 15420225

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 146857, 440571, 734285, 1321713, 2202855, 3965139, 6608565, 19825695]

約数ペア:

[(1, 19825695), (3, 6608565), (5, 3965139), (9, 2202855), (15, 1321713), (27, 734285), (45, 440571), (135, 146857)]