20342946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260807}}^1$

素因数の和:260825

約数の個数: 16

約数和(自身を含む): 43815744

約数和(自身を除く): 23472798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 260807, 521614, 782421, 1564842, 3390491, 6780982, 10171473, 20342946]

約数ペア:

[(1, 20342946), (2, 10171473), (3, 6780982), (6, 3390491), (13, 1564842), (26, 782421), (39, 521614), (78, 260807)]