19662705

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5531}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 34519680

約数和(自身を除く): 14856975

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 5531, 16593, 27655, 49779, 82965, 248895, 436949, 1310847, 2184745, 3932541, 6554235, 19662705]

約数ペア:

[(1, 19662705), (3, 6554235), (5, 3932541), (9, 2184745), (15, 1310847), (45, 436949), (79, 248895), (237, 82965), (395, 49779), (711, 27655), (1185, 16593), (3555, 5531)]