18407777210

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3943}}^1\times {\mathrm{4283}}^1$

素因数の和:8342

約数の個数: 32

約数和(自身を含む): 33454270080

約数和(自身を除く): 15046492870

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 3943, 4283, 7886, 8566, 19715, 21415, 39430, 42830, 429787, 466847, 859574, 933694, 2148935, 2334235, 4297870, 4668470, 16887869, 33775738, 84439345, 168878690, 1840777721, 3681555442, 9203888605, 18407777210]

約数ペア:

[(1, 18407777210), (2, 9203888605), (5, 3681555442), (10, 1840777721), (109, 168878690), (218, 84439345), (545, 33775738), (1090, 16887869), (3943, 4668470), (4283, 4297870), (7886, 2334235), (8566, 2148935), (19715, 933694), (21415, 859574), (39430, 466847), (42830, 429787)]