19142975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 25236480

約数和(自身を除く): 6093505

約数列:

[1, 5, 19, 25, 95, 191, 211, 475, 955, 1055, 3629, 4009, 4775, 5275, 18145, 20045, 40301, 90725, 100225, 201505, 765719, 1007525, 3828595, 19142975]

約数ペア:

[(1, 19142975), (5, 3828595), (19, 1007525), (25, 765719), (95, 201505), (191, 100225), (211, 90725), (475, 40301), (955, 20045), (1055, 18145), (3629, 5275), (4009, 4775)]