20139966418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{177379}}^1$

素因数の和:177802

約数の個数: 32

約数和(自身を含む): 35581008960

約数和(自身を除く): 15441042542

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 397, 794, 4367, 5161, 8734, 10322, 56771, 113542, 177379, 354758, 1951169, 2305927, 3902338, 4611854, 25365197, 50730394, 70419463, 140838926, 774614093, 915453019, 1549228186, 1830906038, 10069983209, 20139966418]

約数ペア:

[(1, 20139966418), (2, 10069983209), (11, 1830906038), (13, 1549228186), (22, 915453019), (26, 774614093), (143, 140838926), (286, 70419463), (397, 50730394), (794, 25365197), (4367, 4611854), (5161, 3902338), (8734, 2305927), (10322, 1951169), (56771, 354758), (113542, 177379)]