20711256

素因数分解:

$2^3\times 3^1\times {\mathrm{433}}^1\times {\mathrm{1993}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 51923760

約数和(自身を除く): 31212504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 433, 866, 1299, 1732, 1993, 2598, 3464, 3986, 5196, 5979, 7972, 10392, 11958, 15944, 23916, 47832, 862969, 1725938, 2588907, 3451876, 5177814, 6903752, 10355628, 20711256]

約数ペア:

[(1, 20711256), (2, 10355628), (3, 6903752), (4, 5177814), (6, 3451876), (8, 2588907), (12, 1725938), (24, 862969), (433, 47832), (866, 23916), (1299, 15944), (1732, 11958), (1993, 10392), (2598, 7972), (3464, 5979), (3986, 5196)]