20184521817

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{19819}}^1$

素因数の和:20133

約数の個数: 32

約数和(自身を含む): 28495134720

約数和(自身を除く): 8310612903

約数列:

[1, 3, 31, 47, 93, 141, 233, 699, 1457, 4371, 7223, 10951, 19819, 21669, 32853, 59457, 339481, 614389, 931493, 1018443, 1843167, 2794479, 4617827, 13853481, 28876283, 86628849, 143152637, 217037869, 429457911, 651113607, 6728173939, 20184521817]

約数ペア:

[(1, 20184521817), (3, 6728173939), (31, 651113607), (47, 429457911), (93, 217037869), (141, 143152637), (233, 86628849), (699, 28876283), (1457, 13853481), (4371, 4617827), (7223, 2794479), (10951, 1843167), (19819, 1018443), (21669, 931493), (32853, 614389), (59457, 339481)]