19404870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28123}}^1$

素因数の和:28156

約数の個数: 32

約数和(自身を含む): 48598272

約数和(自身を除く): 29193402

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 28123, 56246, 84369, 140615, 168738, 281230, 421845, 646829, 843690, 1293658, 1940487, 3234145, 3880974, 6468290, 9702435, 19404870]

約数ペア:

[(1, 19404870), (2, 9702435), (3, 6468290), (5, 3880974), (6, 3234145), (10, 1940487), (15, 1293658), (23, 843690), (30, 646829), (46, 421845), (69, 281230), (115, 168738), (138, 140615), (230, 84369), (345, 56246), (690, 28123)]