20012344974

素因数分解:

$2^1\times 3^3\times {\mathrm{113}}^1\times {\mathrm{1181}}^1\times {\mathrm{2777}}^1$

素因数の和:4082

約数の個数: 64

約数和(自身を含む): 44919593280

約数和(自身を除く): 24907248306

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 113, 226, 339, 678, 1017, 1181, 2034, 2362, 2777, 3051, 3543, 5554, 6102, 7086, 8331, 10629, 16662, 21258, 24993, 31887, 49986, 63774, 74979, 133453, 149958, 266906, 313801, 400359, 627602, 800718, 941403, 1201077, 1882806, 2402154, 2824209, 3279637, 3603231, 5648418, 6559274, 7206462, 8472627, 9838911, 16945254, 19677822, 29516733, 59033466, 88550199, 177100398, 370598981, 741197962, 1111796943, 2223593886, 3335390829, 6670781658, 10006172487, 20012344974]

約数ペア:

[(1, 20012344974), (2, 10006172487), (3, 6670781658), (6, 3335390829), (9, 2223593886), (18, 1111796943), (27, 741197962), (54, 370598981), (113, 177100398), (226, 88550199), (339, 59033466), (678, 29516733), (1017, 19677822), (1181, 16945254), (2034, 9838911), (2362, 8472627), (2777, 7206462), (3051, 6559274), (3543, 5648418), (5554, 3603231), (6102, 3279637), (7086, 2824209), (8331, 2402154), (10629, 1882806), (16662, 1201077), (21258, 941403), (24993, 800718), (31887, 627602), (49986, 400359), (63774, 313801), (74979, 266906), (133453, 149958)]