28874414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19025746

約数列:

[1, 2, 19, 38, 41, 43, 82, 86, 431, 779, 817, 862, 1558, 1634, 1763, 3526, 8189, 16378, 17671, 18533, 33497, 35342, 37066, 66994, 335749, 352127, 671498, 704254, 759853, 1519706, 14437207, 28874414]

約数ペア:

[(1, 28874414), (2, 14437207), (19, 1519706), (38, 759853), (41, 704254), (43, 671498), (82, 352127), (86, 335749), (431, 66994), (779, 37066), (817, 35342), (862, 33497), (1558, 18533), (1634, 17671), (1763, 16378), (3526, 8189)]