20802983776

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{62383}}^1$

素因数の和:63023

約数の個数: 48

約数和(自身を含む): 43436481984

約数和(自身を除く): 22633498208

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 613, 1226, 2452, 4904, 9808, 10421, 19616, 20842, 41684, 62383, 83368, 124766, 166736, 249532, 333472, 499064, 998128, 1060511, 1996256, 2121022, 4242044, 8484088, 16968176, 33936352, 38240779, 76481558, 152963116, 305926232, 611852464, 650093243, 1223704928, 1300186486, 2600372972, 5200745944, 10401491888, 20802983776]

約数ペア:

[(1, 20802983776), (2, 10401491888), (4, 5200745944), (8, 2600372972), (16, 1300186486), (17, 1223704928), (32, 650093243), (34, 611852464), (68, 305926232), (136, 152963116), (272, 76481558), (544, 38240779), (613, 33936352), (1226, 16968176), (2452, 8484088), (4904, 4242044), (9808, 2121022), (10421, 1996256), (19616, 1060511), (20842, 998128), (41684, 499064), (62383, 333472), (83368, 249532), (124766, 166736)]