20341545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8423}}^1$

素因数の和:8461

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 18476247

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8423, 25269, 42115, 58961, 126345, 176883, 193729, 294805, 581187, 884415, 968645, 1356103, 2905935, 4068309, 6780515, 20341545]

約数ペア:

[(1, 20341545), (3, 6780515), (5, 4068309), (7, 2905935), (15, 1356103), (21, 968645), (23, 884415), (35, 581187), (69, 294805), (105, 193729), (115, 176883), (161, 126345), (345, 58961), (483, 42115), (805, 25269), (2415, 8423)]