25685488

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{21991}}^1$

素因数の和:22072

約数の個数: 20

約数和(自身を含む): 50449648

約数和(自身を除く): 24764160

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 21991, 43982, 87964, 175928, 351856, 1605343, 3210686, 6421372, 12842744, 25685488]

約数ペア:

[(1, 25685488), (2, 12842744), (4, 6421372), (8, 3210686), (16, 1605343), (73, 351856), (146, 175928), (292, 87964), (584, 43982), (1168, 21991)]