3991376

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{797}}^1$

素因数の和:1118

約数の個数: 20

約数和(自身を含む): 7767732

約数和(自身を除く): 3776356

約数列:

[1, 2, 4, 8, 16, 313, 626, 797, 1252, 1594, 2504, 3188, 5008, 6376, 12752, 249461, 498922, 997844, 1995688, 3991376]

約数ペア:

[(1, 3991376), (2, 1995688), (4, 997844), (8, 498922), (16, 249461), (313, 12752), (626, 6376), (797, 5008), (1252, 3188), (1594, 2504)]