19661095

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{739}}^1$

素因数の和:1074

約数の個数: 16

約数和(自身を含む): 25094880

約数和(自身を除く): 5433785

約数列:

[1, 5, 17, 85, 313, 739, 1565, 3695, 5321, 12563, 26605, 62815, 231307, 1156535, 3932219, 19661095]

約数ペア:

[(1, 19661095), (5, 3932219), (17, 1156535), (85, 231307), (313, 62815), (739, 26605), (1565, 12563), (3695, 5321)]