39997518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1489}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 90365520

約数和(自身を除く): 50368002

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 121, 222, 242, 363, 407, 726, 814, 1221, 1489, 2442, 2978, 4467, 4477, 8934, 8954, 13431, 16379, 26862, 32758, 49137, 55093, 98274, 110186, 165279, 180169, 330558, 360338, 540507, 606023, 1081014, 1212046, 1818069, 3636138, 6666253, 13332506, 19998759, 39997518]

約数ペア:

[(1, 39997518), (2, 19998759), (3, 13332506), (6, 6666253), (11, 3636138), (22, 1818069), (33, 1212046), (37, 1081014), (66, 606023), (74, 540507), (111, 360338), (121, 330558), (222, 180169), (242, 165279), (363, 110186), (407, 98274), (726, 55093), (814, 49137), (1221, 32758), (1489, 26862), (2442, 16379), (2978, 13431), (4467, 8954), (4477, 8934)]