18435378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13903}}^1$

素因数の和:13938

約数の個数: 32

約数和(自身を含む): 42045696

約数和(自身を除く): 23610318

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 13903, 27806, 41709, 83418, 180739, 236351, 361478, 472702, 542217, 709053, 1084434, 1418106, 3072563, 6145126, 9217689, 18435378]

約数ペア:

[(1, 18435378), (2, 9217689), (3, 6145126), (6, 3072563), (13, 1418106), (17, 1084434), (26, 709053), (34, 542217), (39, 472702), (51, 361478), (78, 236351), (102, 180739), (221, 83418), (442, 41709), (663, 27806), (1326, 13903)]