19698826

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45389}}^1$

素因数の和:45429

約数の個数: 16

約数和(自身を含む): 34859520

約数和(自身を除く): 15160694

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45389, 90778, 317723, 635446, 1407059, 2814118, 9849413, 19698826]

約数ペア:

[(1, 19698826), (2, 9849413), (7, 2814118), (14, 1407059), (31, 635446), (62, 317723), (217, 90778), (434, 45389)]