20194271999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{42697}}^1$

素因数の和:42831

約数の個数: 32

約数和(自身を含む): 24266127360

約数和(自身を除く): 4071855361

約数列:

[1, 11, 19, 31, 73, 209, 341, 589, 803, 1387, 2263, 6479, 15257, 24893, 42697, 42997, 469667, 472967, 811243, 1323607, 3116881, 8923673, 14559677, 25148533, 34285691, 59220739, 96623311, 276633863, 651428129, 1062856421, 1835842909, 20194271999]

約数ペア:

[(1, 20194271999), (11, 1835842909), (19, 1062856421), (31, 651428129), (73, 276633863), (209, 96623311), (341, 59220739), (589, 34285691), (803, 25148533), (1387, 14559677), (2263, 8923673), (6479, 3116881), (15257, 1323607), (24893, 811243), (42697, 472967), (42997, 469667)]