20362671

素因数分解:

$3^5\times 7^1\times {\mathrm{11971}}^1$

素因数の和:11993

約数の個数: 24

約数和(自身を含む): 34862464

約数和(自身を除く): 14499793

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 11971, 35913, 83797, 107739, 251391, 323217, 754173, 969651, 2262519, 2908953, 6787557, 20362671]

約数ペア:

[(1, 20362671), (3, 6787557), (7, 2908953), (9, 2262519), (21, 969651), (27, 754173), (63, 323217), (81, 251391), (189, 107739), (243, 83797), (567, 35913), (1701, 11971)]