1556604688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2372873}}^1$

素因数の和:2372922

約数の個数: 20

約数和(自身を含む): 3089481948

約数和(自身を除く): 1532877260

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2372873, 4745746, 9491492, 18982984, 37965968, 97287793, 194575586, 389151172, 778302344, 1556604688]

約数ペア:

[(1, 1556604688), (2, 778302344), (4, 389151172), (8, 194575586), (16, 97287793), (41, 37965968), (82, 18982984), (164, 9491492), (328, 4745746), (656, 2372873)]