19405042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1987}}^1$

素因数の和:2265

約数の個数: 16

約数和(自身を含む): 30774240

約数和(自身を除く): 11369198

約数列:

[1, 2, 19, 38, 257, 514, 1987, 3974, 4883, 9766, 37753, 75506, 510659, 1021318, 9702521, 19405042]

約数ペア:

[(1, 19405042), (2, 9702521), (19, 1021318), (38, 510659), (257, 75506), (514, 37753), (1987, 9766), (3974, 4883)]