20345715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11593}}^1$

素因数の和:11620

約数の個数: 32

約数和(自身を含む): 38955840

約数和(自身を除く): 18610125

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11593, 34779, 57965, 104337, 150709, 173895, 313011, 452127, 521685, 753545, 1356381, 1565055, 2260635, 4069143, 6781905, 20345715]

約数ペア:

[(1, 20345715), (3, 6781905), (5, 4069143), (9, 2260635), (13, 1565055), (15, 1356381), (27, 753545), (39, 521685), (45, 452127), (65, 313011), (117, 173895), (135, 150709), (195, 104337), (351, 57965), (585, 34779), (1755, 11593)]