1978049009224

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37517}}^1\times {\mathrm{387677}}^1$

素因数の和:425217

約数の個数: 32

約数和(自身を含む): 3927123865080

約数和(自身を除く): 1949074855856

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 37517, 75034, 150068, 300136, 387677, 637789, 775354, 1275578, 1550708, 2551156, 3101416, 5102312, 6590509, 13181018, 26362036, 52724072, 14544478009, 29088956018, 58177912036, 116355824072, 247256126153, 494512252306, 989024504612, 1978049009224]

約数ペア:

[(1, 1978049009224), (2, 989024504612), (4, 494512252306), (8, 247256126153), (17, 116355824072), (34, 58177912036), (68, 29088956018), (136, 14544478009), (37517, 52724072), (75034, 26362036), (150068, 13181018), (300136, 6590509), (387677, 5102312), (637789, 3101416), (775354, 2551156), (1275578, 1550708)]