53818180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206993}}^1$

素因数の和:207015

約数の個数: 24

約数和(自身を含む): 121712472

約数和(自身を除く): 67894292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 206993, 413986, 827972, 1034965, 2069930, 2690909, 4139860, 5381818, 10763636, 13454545, 26909090, 53818180]

約数ペア:

[(1, 53818180), (2, 26909090), (4, 13454545), (5, 10763636), (10, 5381818), (13, 4139860), (20, 2690909), (26, 2069930), (52, 1034965), (65, 827972), (130, 413986), (260, 206993)]