72845354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 119064000

約数和(自身を除く): 46218646

約数列:

[1, 2, 19, 38, 43, 86, 109, 218, 409, 817, 818, 1634, 2071, 4142, 4687, 7771, 9374, 15542, 17587, 35174, 44581, 89053, 89162, 178106, 334153, 668306, 847039, 1694078, 1916983, 3833966, 36422677, 72845354]

約数ペア:

[(1, 72845354), (2, 36422677), (19, 3833966), (38, 1916983), (43, 1694078), (86, 847039), (109, 668306), (218, 334153), (409, 178106), (817, 89162), (818, 89053), (1634, 44581), (2071, 35174), (4142, 17587), (4687, 15542), (7771, 9374)]