20175021392

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{47527}}^1$

素因数の和:48195

約数の個数: 40

約数和(自身を含む): 40063822656

約数和(自身を除く): 19888801264

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 617, 688, 1234, 2468, 4936, 9872, 26531, 47527, 53062, 95054, 106124, 190108, 212248, 380216, 424496, 760432, 2043661, 4087322, 8174644, 16349288, 29324159, 32698576, 58648318, 117296636, 234593272, 469186544, 1260938837, 2521877674, 5043755348, 10087510696, 20175021392]

約数ペア:

[(1, 20175021392), (2, 10087510696), (4, 5043755348), (8, 2521877674), (16, 1260938837), (43, 469186544), (86, 234593272), (172, 117296636), (344, 58648318), (617, 32698576), (688, 29324159), (1234, 16349288), (2468, 8174644), (4936, 4087322), (9872, 2043661), (26531, 760432), (47527, 424496), (53062, 380216), (95054, 212248), (106124, 190108)]