20145805823

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{8311}}^1$

素因数の和:8436

約数の個数: 48

約数和(自身を含む): 25258372608

約数和(自身を除く): 5112566785

約数列:

[1, 11, 13, 23, 67, 121, 143, 253, 299, 737, 871, 1541, 1573, 2783, 3289, 8107, 8311, 9581, 16951, 20033, 36179, 91421, 105391, 108043, 186461, 191153, 220363, 556837, 1005631, 1188473, 2102683, 2423993, 2484989, 6125207, 7238881, 12807251, 13073203, 23129513, 27334879, 67377277, 79627691, 140879761, 166494263, 300683669, 875904601, 1549677371, 1831436893, 20145805823]

約数ペア:

[(1, 20145805823), (11, 1831436893), (13, 1549677371), (23, 875904601), (67, 300683669), (121, 166494263), (143, 140879761), (253, 79627691), (299, 67377277), (737, 27334879), (871, 23129513), (1541, 13073203), (1573, 12807251), (2783, 7238881), (3289, 6125207), (8107, 2484989), (8311, 2423993), (9581, 2102683), (16951, 1188473), (20033, 1005631), (36179, 556837), (91421, 220363), (105391, 191153), (108043, 186461)]