20658506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 14964214

約数列:

[1, 2, 11, 22, 37, 41, 74, 82, 407, 451, 619, 814, 902, 1238, 1517, 3034, 6809, 13618, 16687, 22903, 25379, 33374, 45806, 50758, 251933, 279169, 503866, 558338, 939023, 1878046, 10329253, 20658506]

約数ペア:

[(1, 20658506), (2, 10329253), (11, 1878046), (22, 939023), (37, 558338), (41, 503866), (74, 279169), (82, 251933), (407, 50758), (451, 45806), (619, 33374), (814, 25379), (902, 22903), (1238, 16687), (1517, 13618), (3034, 6809)]