20565410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6367}}^1$

素因数の和:6410

約数の個数: 32

約数和(自身を含む): 41264640

約数和(自身を除く): 20699230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6367, 12734, 31835, 63670, 108239, 120973, 216478, 241946, 541195, 604865, 1082390, 1209730, 2056541, 4113082, 10282705, 20565410]

約数ペア:

[(1, 20565410), (2, 10282705), (5, 4113082), (10, 2056541), (17, 1209730), (19, 1082390), (34, 604865), (38, 541195), (85, 241946), (95, 216478), (170, 120973), (190, 108239), (323, 63670), (646, 31835), (1615, 12734), (3230, 6367)]