18509202010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{206047}}^1$

素因数の和:206758

約数の個数: 32

約数和(自身を含む): 35931474432

約数和(自身を除く): 17422272422

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 691, 1382, 3455, 6910, 8983, 17966, 44915, 89830, 206047, 412094, 1030235, 2060470, 2678611, 5357222, 13393055, 26786110, 142378477, 284756954, 711892385, 1423784770, 1850920201, 3701840402, 9254601005, 18509202010]

約数ペア:

[(1, 18509202010), (2, 9254601005), (5, 3701840402), (10, 1850920201), (13, 1423784770), (26, 711892385), (65, 284756954), (130, 142378477), (691, 26786110), (1382, 13393055), (3455, 5357222), (6910, 2678611), (8983, 2060470), (17966, 1030235), (44915, 412094), (89830, 206047)]