4001818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1987}}^1$

素因数の和:2061

約数の個数: 16

約数和(自身を含む): 6441120

約数和(自身を除く): 2439302

約数列:

[1, 2, 19, 38, 53, 106, 1007, 1987, 2014, 3974, 37753, 75506, 105311, 210622, 2000909, 4001818]

約数ペア:

[(1, 4001818), (2, 2000909), (19, 210622), (38, 105311), (53, 75506), (106, 37753), (1007, 3974), (1987, 2014)]