18190978890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{86623709}}^1$

素因数の和:86623726

約数の個数: 32

約数和(自身を含む): 49895256960

約数和(自身を除く): 31704278070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 86623709, 173247418, 259871127, 433118545, 519742254, 606365963, 866237090, 1212731926, 1299355635, 1819097889, 2598711270, 3031829815, 3638195778, 6063659630, 9095489445, 18190978890]

約数ペア:

[(1, 18190978890), (2, 9095489445), (3, 6063659630), (5, 3638195778), (6, 3031829815), (7, 2598711270), (10, 1819097889), (14, 1299355635), (15, 1212731926), (21, 866237090), (30, 606365963), (35, 519742254), (42, 433118545), (70, 259871127), (105, 173247418), (210, 86623709)]