20496853

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 23220736

約数和(自身を除く): 2723883

約数列:

[1, 13, 37, 43, 481, 559, 991, 1591, 12883, 20683, 36667, 42613, 476671, 553969, 1576681, 20496853]

約数ペア:

[(1, 20496853), (13, 1576681), (37, 553969), (43, 476671), (481, 42613), (559, 36667), (991, 20683), (1591, 12883)]