19930592

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1443

約数の個数: 48

約数和(自身を含む): 43881264

約数和(自身を除く): 23950672

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1312, 1381, 1804, 2762, 3608, 5524, 7216, 11048, 14432, 15191, 22096, 30382, 44192, 56621, 60764, 113242, 121528, 226484, 243056, 452968, 486112, 622831, 905936, 1245662, 1811872, 2491324, 4982648, 9965296, 19930592]

約数ペア:

[(1, 19930592), (2, 9965296), (4, 4982648), (8, 2491324), (11, 1811872), (16, 1245662), (22, 905936), (32, 622831), (41, 486112), (44, 452968), (82, 243056), (88, 226484), (164, 121528), (176, 113242), (328, 60764), (352, 56621), (451, 44192), (656, 30382), (902, 22096), (1312, 15191), (1381, 14432), (1804, 11048), (2762, 7216), (3608, 5524)]