31086128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 63798000

約数和(自身を除く): 32711872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 293, 304, 349, 586, 698, 1172, 1396, 2344, 2792, 4688, 5567, 5584, 6631, 11134, 13262, 22268, 26524, 44536, 53048, 89072, 102257, 106096, 204514, 409028, 818056, 1636112, 1942883, 3885766, 7771532, 15543064, 31086128]

約数ペア:

[(1, 31086128), (2, 15543064), (4, 7771532), (8, 3885766), (16, 1942883), (19, 1636112), (38, 818056), (76, 409028), (152, 204514), (293, 106096), (304, 102257), (349, 89072), (586, 53048), (698, 44536), (1172, 26524), (1396, 22268), (2344, 13262), (2792, 11134), (4688, 6631), (5567, 5584)]