20235710516

素因数分解:

$2^2\times 7^2\times {\mathrm{10111}}^1\times {\mathrm{10211}}^1$

素因数の和:20340

約数の個数: 36

約数和(自身を含む): 41202233856

約数和(自身を除く): 20966523340

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 10111, 10211, 20222, 20422, 40444, 40844, 70777, 71477, 141554, 142954, 283108, 285908, 495439, 500339, 990878, 1000678, 1981756, 2001356, 103243421, 206486842, 412973684, 722703947, 1445407894, 2890815788, 5058927629, 10117855258, 20235710516]

約数ペア:

[(1, 20235710516), (2, 10117855258), (4, 5058927629), (7, 2890815788), (14, 1445407894), (28, 722703947), (49, 412973684), (98, 206486842), (196, 103243421), (10111, 2001356), (10211, 1981756), (20222, 1000678), (20422, 990878), (40444, 500339), (40844, 495439), (70777, 285908), (71477, 283108), (141554, 142954)]