20161474552

素因数分解:

$2^3\times {\mathrm{3491}}^1\times {\mathrm{721909}}^1$

素因数の和:725406

約数の個数: 16

約数和(自身を含む): 37813645800

約数和(自身を除く): 17652171248

約数列:

[1, 2, 4, 8, 3491, 6982, 13964, 27928, 721909, 1443818, 2887636, 5775272, 2520184319, 5040368638, 10080737276, 20161474552]

約数ペア:

[(1, 20161474552), (2, 10080737276), (4, 5040368638), (8, 2520184319), (3491, 5775272), (6982, 2887636), (13964, 1443818), (27928, 721909)]