20171538

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{3851}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 45299520

約数和(自身を除く): 25127982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 3851, 5238, 7702, 11553, 23106, 34659, 69318, 103977, 207954, 373547, 747094, 1120641, 2241282, 3361923, 6723846, 10085769, 20171538]

約数ペア:

[(1, 20171538), (2, 10085769), (3, 6723846), (6, 3361923), (9, 2241282), (18, 1120641), (27, 747094), (54, 373547), (97, 207954), (194, 103977), (291, 69318), (582, 34659), (873, 23106), (1746, 11553), (2619, 7702), (3851, 5238)]