20191695

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 33675264

約数和(自身を除く): 13483569

約数列:

[1, 3, 5, 15, 31, 93, 155, 173, 251, 465, 519, 753, 865, 1255, 2595, 3765, 5363, 7781, 16089, 23343, 26815, 38905, 43423, 80445, 116715, 130269, 217115, 651345, 1346113, 4038339, 6730565, 20191695]

約数ペア:

[(1, 20191695), (3, 6730565), (5, 4038339), (15, 1346113), (31, 651345), (93, 217115), (155, 130269), (173, 116715), (251, 80445), (465, 43423), (519, 38905), (753, 26815), (865, 23343), (1255, 16089), (2595, 7781), (3765, 5363)]