20161488388

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{105977}}^1$

素因数の和:106419

約数の個数: 24

約数和(自身を含む): 35608608000

約数和(自身を除く): 15447119612

約数列:

[1, 2, 4, 199, 239, 398, 478, 796, 956, 47561, 95122, 105977, 190244, 211954, 423908, 21089423, 25328503, 42178846, 50657006, 84357692, 101314012, 5040372097, 10080744194, 20161488388]

約数ペア:

[(1, 20161488388), (2, 10080744194), (4, 5040372097), (199, 101314012), (239, 84357692), (398, 50657006), (478, 42178846), (796, 25328503), (956, 21089423), (47561, 423908), (95122, 211954), (105977, 190244)]