20802966921

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{412831}}^1$

素因数の和:413357

約数の個数: 24

約数和(自身を含む): 32844913920

約数和(自身を除く): 12041946999

約数列:

[1, 3, 9, 11, 33, 99, 509, 1527, 4581, 5599, 16797, 50391, 412831, 1238493, 3715479, 4541141, 13623423, 40870269, 210130979, 630392937, 1891178811, 2311440769, 6934322307, 20802966921]

約数ペア:

[(1, 20802966921), (3, 6934322307), (9, 2311440769), (11, 1891178811), (33, 630392937), (99, 210130979), (509, 40870269), (1527, 13623423), (4581, 4541141), (5599, 3715479), (16797, 1238493), (50391, 412831)]