20198097645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{880667}}^1$

素因数の和:880825

約数の個数: 32

約数和(自身を含む): 35508533760

約数和(自身を除く): 15310436115

約数列:

[1, 3, 5, 11, 15, 33, 55, 139, 165, 417, 695, 1529, 2085, 4587, 7645, 22935, 880667, 2642001, 4403335, 9687337, 13210005, 29062011, 48436685, 122412713, 145310055, 367238139, 612063565, 1346539843, 1836190695, 4039619529, 6732699215, 20198097645]

約数ペア:

[(1, 20198097645), (3, 6732699215), (5, 4039619529), (11, 1836190695), (15, 1346539843), (33, 612063565), (55, 367238139), (139, 145310055), (165, 122412713), (417, 48436685), (695, 29062011), (1529, 13210005), (2085, 9687337), (4587, 4403335), (7645, 2642001), (22935, 880667)]