18189756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{38867}}^1$

素因数の和:38890

約数の個数: 36

約数和(自身を含む): 49517832

約数和(自身を除く): 31328076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 38867, 77734, 116601, 155468, 233202, 349803, 466404, 505271, 699606, 1010542, 1399212, 1515813, 2021084, 3031626, 4547439, 6063252, 9094878, 18189756]

約数ペア:

[(1, 18189756), (2, 9094878), (3, 6063252), (4, 4547439), (6, 3031626), (9, 2021084), (12, 1515813), (13, 1399212), (18, 1010542), (26, 699606), (36, 505271), (39, 466404), (52, 349803), (78, 233202), (117, 155468), (156, 116601), (234, 77734), (468, 38867)]