18340010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 36070272

約数和(自身を除く): 17730262

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 1987, 3974, 4615, 9230, 9935, 19870, 25831, 51662, 129155, 141077, 258310, 282154, 705385, 1410770, 1834001, 3668002, 9170005, 18340010]

約数ペア:

[(1, 18340010), (2, 9170005), (5, 3668002), (10, 1834001), (13, 1410770), (26, 705385), (65, 282154), (71, 258310), (130, 141077), (142, 129155), (355, 51662), (710, 25831), (923, 19870), (1846, 9935), (1987, 9230), (3974, 4615)]