20440332

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 57238272

約数和(自身を除く): 36797940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 727, 781, 852, 1278, 1454, 1562, 2181, 2343, 2556, 2908, 3124, 4362, 4686, 6543, 7029, 7997, 8724, 9372, 13086, 14058, 15994, 23991, 26172, 28116, 31988, 47982, 51617, 71973, 95964, 103234, 143946, 154851, 206468, 287892, 309702, 464553, 567787, 619404, 929106, 1135574, 1703361, 1858212, 2271148, 3406722, 5110083, 6813444, 10220166, 20440332]

約数ペア:

[(1, 20440332), (2, 10220166), (3, 6813444), (4, 5110083), (6, 3406722), (9, 2271148), (11, 1858212), (12, 1703361), (18, 1135574), (22, 929106), (33, 619404), (36, 567787), (44, 464553), (66, 309702), (71, 287892), (99, 206468), (132, 154851), (142, 143946), (198, 103234), (213, 95964), (284, 71973), (396, 51617), (426, 47982), (639, 31988), (727, 28116), (781, 26172), (852, 23991), (1278, 15994), (1454, 14058), (1562, 13086), (2181, 9372), (2343, 8724), (2556, 7997), (2908, 7029), (3124, 6543), (4362, 4686)]