20045388

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{839}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 31322292

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 181, 362, 543, 724, 839, 1086, 1678, 1991, 2172, 2517, 3356, 3982, 5034, 5973, 7964, 9229, 10068, 11946, 18458, 23892, 27687, 36916, 55374, 110748, 151859, 303718, 455577, 607436, 911154, 1670449, 1822308, 3340898, 5011347, 6681796, 10022694, 20045388]

約数ペア:

[(1, 20045388), (2, 10022694), (3, 6681796), (4, 5011347), (6, 3340898), (11, 1822308), (12, 1670449), (22, 911154), (33, 607436), (44, 455577), (66, 303718), (132, 151859), (181, 110748), (362, 55374), (543, 36916), (724, 27687), (839, 23892), (1086, 18458), (1678, 11946), (1991, 10068), (2172, 9229), (2517, 7964), (3356, 5973), (3982, 5034)]