18511902

素因数分解:

$2^1\times 3^4\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:742

約数の個数: 40

約数和(自身を含む): 41745000

約数和(自身を除く): 23233098

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 229, 458, 499, 687, 998, 1374, 1497, 2061, 2994, 4122, 4491, 6183, 8982, 12366, 13473, 18549, 26946, 37098, 40419, 80838, 114271, 228542, 342813, 685626, 1028439, 2056878, 3085317, 6170634, 9255951, 18511902]

約数ペア:

[(1, 18511902), (2, 9255951), (3, 6170634), (6, 3085317), (9, 2056878), (18, 1028439), (27, 685626), (54, 342813), (81, 228542), (162, 114271), (229, 80838), (458, 40419), (499, 37098), (687, 26946), (998, 18549), (1374, 13473), (1497, 12366), (2061, 8982), (2994, 6183), (4122, 4491)]