28280968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2777}}^1$

素因数の和:2869

約数の個数: 32

約数和(自身を含む): 56671200

約数和(自身を除く): 28390232

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 2546, 2777, 5092, 5554, 10184, 11108, 22216, 52763, 105526, 186059, 211052, 372118, 422104, 744236, 1488472, 3535121, 7070242, 14140484, 28280968]

約数ペア:

[(1, 28280968), (2, 14140484), (4, 7070242), (8, 3535121), (19, 1488472), (38, 744236), (67, 422104), (76, 372118), (134, 211052), (152, 186059), (268, 105526), (536, 52763), (1273, 22216), (2546, 11108), (2777, 10184), (5092, 5554)]