18981846

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{81119}}^1$

素因数の和:81140

約数の個数: 24

約数和(自身を含む): 44291520

約数和(自身を除く): 25309674

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 81119, 162238, 243357, 486714, 730071, 1054547, 1460142, 2109094, 3163641, 6327282, 9490923, 18981846]

約数ペア:

[(1, 18981846), (2, 9490923), (3, 6327282), (6, 3163641), (9, 2109094), (13, 1460142), (18, 1054547), (26, 730071), (39, 486714), (78, 243357), (117, 162238), (234, 81119)]