19842705

素因数分解:

$3^3\times 5^1\times {\mathrm{146983}}^1$

素因数の和:146997

約数の個数: 16

約数和(自身を含む): 35276160

約数和(自身を除く): 15433455

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 146983, 440949, 734915, 1322847, 2204745, 3968541, 6614235, 19842705]

約数ペア:

[(1, 19842705), (3, 6614235), (5, 3968541), (9, 2204745), (15, 1322847), (27, 734915), (45, 440949), (135, 146983)]