20275486

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11969}}^1$

素因数の和:12000

約数の個数: 24

約数和(自身を含む): 38208240

約数和(自身を除く): 17932754

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 11969, 23938, 83783, 131659, 167566, 263318, 921613, 1448249, 1843226, 2896498, 10137743, 20275486]

約数ペア:

[(1, 20275486), (2, 10137743), (7, 2896498), (11, 1843226), (14, 1448249), (22, 921613), (77, 263318), (121, 167566), (154, 131659), (242, 83783), (847, 23938), (1694, 11969)]