20323568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74719}}^1$

素因数の和:74744

約数の個数: 20

約数和(自身を含む): 41693760

約数和(自身を除く): 21370192

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74719, 149438, 298876, 597752, 1195504, 1270223, 2540446, 5080892, 10161784, 20323568]

約数ペア:

[(1, 20323568), (2, 10161784), (4, 5080892), (8, 2540446), (16, 1270223), (17, 1195504), (34, 597752), (68, 298876), (136, 149438), (272, 74719)]