20178498

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{146221}}^1$

素因数の和:146249

約数の個数: 16

約数和(自身を含む): 42111936

約数和(自身を除く): 21933438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 146221, 292442, 438663, 877326, 3363083, 6726166, 10089249, 20178498]

約数ペア:

[(1, 20178498), (2, 10089249), (3, 6726166), (6, 3363083), (23, 877326), (46, 438663), (69, 292442), (138, 146221)]