19856595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7079}}^1$

素因数の和:7115

約数の個数: 32

約数和(自身を含む): 36702720

約数和(自身を除く): 16846125

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7079, 21237, 35395, 77869, 106185, 120343, 233607, 361029, 389345, 601715, 1168035, 1323773, 1805145, 3971319, 6618865, 19856595]

約数ペア:

[(1, 19856595), (3, 6618865), (5, 3971319), (11, 1805145), (15, 1323773), (17, 1168035), (33, 601715), (51, 389345), (55, 361029), (85, 233607), (165, 120343), (187, 106185), (255, 77869), (561, 35395), (935, 21237), (2805, 7079)]