20691242

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6577}}^1$

素因数の和:6614

約数の個数: 24

約数和(自身を含む): 36744708

約数和(自身を除く): 16053466

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6577, 13154, 72347, 85501, 144694, 171002, 795817, 940511, 1591634, 1881022, 10345621, 20691242]

約数ペア:

[(1, 20691242), (2, 10345621), (11, 1881022), (13, 1591634), (22, 940511), (26, 795817), (121, 171002), (143, 144694), (242, 85501), (286, 72347), (1573, 13154), (3146, 6577)]