18997938

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{10247}}^1$

素因数の和:10358

約数の個数: 24

約数和(自身を含む): 41565888

約数和(自身を除く): 22567950

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 10247, 20494, 30741, 61482, 92223, 184446, 1055441, 2110882, 3166323, 6332646, 9498969, 18997938]

約数ペア:

[(1, 18997938), (2, 9498969), (3, 6332646), (6, 3166323), (9, 2110882), (18, 1055441), (103, 184446), (206, 92223), (309, 61482), (618, 30741), (927, 20494), (1854, 10247)]