134691856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{647557}}^1$

素因数の和:647578

約数の個数: 20

約数和(自身を含む): 281040172

約数和(自身を除く): 146348316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 647557, 1295114, 2590228, 5180456, 8418241, 10360912, 16836482, 33672964, 67345928, 134691856]

約数ペア:

[(1, 134691856), (2, 67345928), (4, 33672964), (8, 16836482), (13, 10360912), (16, 8418241), (26, 5180456), (52, 2590228), (104, 1295114), (208, 647557)]