20121479997

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{6883}}^1\times {\mathrm{51287}}^1$

素因数の和:58192

約数の個数: 16

約数和(自身を含む): 28245327360

約数和(自身を除く): 8123847363

約数列:

[1, 3, 19, 57, 6883, 20649, 51287, 130777, 153861, 392331, 974453, 2923359, 353008421, 1059025263, 6707159999, 20121479997]

約数ペア:

[(1, 20121479997), (3, 6707159999), (19, 1059025263), (57, 353008421), (6883, 2923359), (20649, 974453), (51287, 392331), (130777, 153861)]