20783686

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12269}}^1$

素因数の和:12300

約数の個数: 24

約数和(自身を含む): 39165840

約数和(自身を除く): 18382154

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12269, 24538, 85883, 134959, 171766, 269918, 944713, 1484549, 1889426, 2969098, 10391843, 20783686]

約数ペア:

[(1, 20783686), (2, 10391843), (7, 2969098), (11, 1889426), (14, 1484549), (22, 944713), (77, 269918), (121, 171766), (154, 134959), (242, 85883), (847, 24538), (1694, 12269)]