20640773208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{78184747}}^1$

素因数の和:78184767

約数の個数: 32

約数和(自身を含む): 56293018560

約数和(自身を除く): 35652245352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 78184747, 156369494, 234554241, 312738988, 469108482, 625477976, 860032217, 938216964, 1720064434, 1876433928, 2580096651, 3440128868, 5160193302, 6880257736, 10320386604, 20640773208]

約数ペア:

[(1, 20640773208), (2, 10320386604), (3, 6880257736), (4, 5160193302), (6, 3440128868), (8, 2580096651), (11, 1876433928), (12, 1720064434), (22, 938216964), (24, 860032217), (33, 625477976), (44, 469108482), (66, 312738988), (88, 234554241), (132, 156369494), (264, 78184747)]