20054168

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 38937360

約数和(自身を除く): 18883192

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 601, 776, 1202, 2404, 4171, 4808, 8342, 16684, 25843, 33368, 51686, 58297, 103372, 116594, 206744, 233188, 466376, 2506771, 5013542, 10027084, 20054168]

約数ペア:

[(1, 20054168), (2, 10027084), (4, 5013542), (8, 2506771), (43, 466376), (86, 233188), (97, 206744), (172, 116594), (194, 103372), (344, 58297), (388, 51686), (601, 33368), (776, 25843), (1202, 16684), (2404, 8342), (4171, 4808)]