18140434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 30547440

約数和(自身を除く): 12407006

約数列:

[1, 2, 13, 26, 37, 74, 109, 173, 218, 346, 481, 962, 1417, 2249, 2834, 4033, 4498, 6401, 8066, 12802, 18857, 37714, 52429, 83213, 104858, 166426, 245141, 490282, 697709, 1395418, 9070217, 18140434]

約数ペア:

[(1, 18140434), (2, 9070217), (13, 1395418), (26, 697709), (37, 490282), (74, 245141), (109, 166426), (173, 104858), (218, 83213), (346, 52429), (481, 37714), (962, 18857), (1417, 12802), (2249, 8066), (2834, 6401), (4033, 4498)]