19239870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49333}}^1$

素因数の和:49356

約数の個数: 32

約数和(自身を含む): 49728672

約数和(自身を除く): 30488802

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49333, 98666, 147999, 246665, 295998, 493330, 641329, 739995, 1282658, 1479990, 1923987, 3206645, 3847974, 6413290, 9619935, 19239870]

約数ペア:

[(1, 19239870), (2, 9619935), (3, 6413290), (5, 3847974), (6, 3206645), (10, 1923987), (13, 1479990), (15, 1282658), (26, 739995), (30, 641329), (39, 493330), (65, 295998), (78, 246665), (130, 147999), (195, 98666), (390, 49333)]