20006415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3109}}^1$

素因数の和:3144

約数の個数: 48

約数和(自身を含む): 40753440

約数和(自身を除く): 20747025

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3109, 6435, 9327, 15545, 27981, 34199, 40417, 46635, 102597, 121251, 139905, 170995, 202085, 307791, 363753, 444587, 512985, 606255, 1333761, 1538955, 1818765, 2222935, 4001283, 6668805, 20006415]

約数ペア:

[(1, 20006415), (3, 6668805), (5, 4001283), (9, 2222935), (11, 1818765), (13, 1538955), (15, 1333761), (33, 606255), (39, 512985), (45, 444587), (55, 363753), (65, 307791), (99, 202085), (117, 170995), (143, 139905), (165, 121251), (195, 102597), (429, 46635), (495, 40417), (585, 34199), (715, 27981), (1287, 15545), (2145, 9327), (3109, 6435)]