20852810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{647}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 41150592

約数和(自身を除く): 20297782

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 293, 586, 647, 1294, 1465, 2930, 3223, 3235, 6446, 6470, 7117, 14234, 16115, 32230, 35585, 71170, 189571, 379142, 947855, 1895710, 2085281, 4170562, 10426405, 20852810]

約数ペア:

[(1, 20852810), (2, 10426405), (5, 4170562), (10, 2085281), (11, 1895710), (22, 947855), (55, 379142), (110, 189571), (293, 71170), (586, 35585), (647, 32230), (1294, 16115), (1465, 14234), (2930, 7117), (3223, 6470), (3235, 6446)]