20926510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1847}}^1$

素因数の和:1968

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 20586962

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 1847, 2266, 3694, 5665, 9235, 11330, 18470, 20317, 40634, 101585, 190241, 203170, 380482, 951205, 1902410, 2092651, 4185302, 10463255, 20926510]

約数ペア:

[(1, 20926510), (2, 10463255), (5, 4185302), (10, 2092651), (11, 1902410), (22, 951205), (55, 380482), (103, 203170), (110, 190241), (206, 101585), (515, 40634), (1030, 20317), (1133, 18470), (1847, 11330), (2266, 9235), (3694, 5665)]