19723712831

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1\times {\mathrm{709}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 21789388800

約数和(自身を除く): 2065675969

約数列:

[1, 19, 31, 73, 589, 647, 709, 1387, 2263, 12293, 13471, 20057, 21979, 42997, 47231, 51757, 381083, 417601, 458723, 897389, 983383, 1464161, 1604467, 8715737, 14220413, 27819059, 30484873, 33486779, 270187847, 636248801, 1038090149, 19723712831]

約数ペア:

[(1, 19723712831), (19, 1038090149), (31, 636248801), (73, 270187847), (589, 33486779), (647, 30484873), (709, 27819059), (1387, 14220413), (2263, 8715737), (12293, 1604467), (13471, 1464161), (20057, 983383), (21979, 897389), (42997, 458723), (47231, 417601), (51757, 381083)]