15395890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81031}}^1$

素因数の和:81057

約数の個数: 16

約数和(自身を含む): 29171520

約数和(自身を除く): 13775630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 81031, 162062, 405155, 810310, 1539589, 3079178, 7697945, 15395890]

約数ペア:

[(1, 15395890), (2, 7697945), (5, 3079178), (10, 1539589), (19, 810310), (38, 405155), (95, 162062), (190, 81031)]