20474471492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1\times {\mathrm{2473}}^1$

素因数の和:3720

約数の個数: 48

約数和(自身を含む): 38335817520

約数和(自身を除く): 17861346028

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1117, 1853, 2234, 2473, 3706, 4468, 4946, 7412, 9892, 18989, 37978, 42041, 75956, 84082, 121753, 168164, 243506, 269557, 487012, 539114, 1078228, 2069801, 2762341, 4139602, 4582469, 5524682, 8279204, 9164938, 11049364, 18329876, 46959797, 93919594, 187839188, 301095169, 602190338, 1204380676, 5118617873, 10237235746, 20474471492]

約数ペア:

[(1, 20474471492), (2, 10237235746), (4, 5118617873), (17, 1204380676), (34, 602190338), (68, 301095169), (109, 187839188), (218, 93919594), (436, 46959797), (1117, 18329876), (1853, 11049364), (2234, 9164938), (2473, 8279204), (3706, 5524682), (4468, 4582469), (4946, 4139602), (7412, 2762341), (9892, 2069801), (18989, 1078228), (37978, 539114), (42041, 487012), (75956, 269557), (84082, 243506), (121753, 168164)]