18202308908

素因数分解:

$2^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{186859}}^1$

素因数の和:186955

約数の個数: 48

約数和(自身を含む): 37670976000

約数和(自身を除く): 19468667092

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 343, 497, 686, 994, 1372, 1988, 3479, 6958, 13916, 24353, 48706, 97412, 186859, 373718, 747436, 1308013, 2616026, 5232052, 9156091, 13266989, 18312182, 26533978, 36624364, 53067956, 64092637, 92868923, 128185274, 185737846, 256370548, 371475692, 650082461, 1300164922, 2600329844, 4550577227, 9101154454, 18202308908]

約数ペア:

[(1, 18202308908), (2, 9101154454), (4, 4550577227), (7, 2600329844), (14, 1300164922), (28, 650082461), (49, 371475692), (71, 256370548), (98, 185737846), (142, 128185274), (196, 92868923), (284, 64092637), (343, 53067956), (497, 36624364), (686, 26533978), (994, 18312182), (1372, 13266989), (1988, 9156091), (3479, 5232052), (6958, 2616026), (13916, 1308013), (24353, 747436), (48706, 373718), (97412, 186859)]