19739516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{877}}^1$

素因数の和:1229

約数の個数: 24

約数和(自身を含む): 36728496

約数和(自身を除く): 16988980

約数列:

[1, 2, 4, 17, 34, 68, 331, 662, 877, 1324, 1754, 3508, 5627, 11254, 14909, 22508, 29818, 59636, 290287, 580574, 1161148, 4934879, 9869758, 19739516]

約数ペア:

[(1, 19739516), (2, 9869758), (4, 4934879), (17, 1161148), (34, 580574), (68, 290287), (331, 59636), (662, 29818), (877, 22508), (1324, 14909), (1754, 11254), (3508, 5627)]