20123222067

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1219811}}^1$

素因数の和:1219880

約数の個数: 32

約数和(自身を含む): 32788546560

約数和(自身を除く): 12665324493

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1269, 1833, 5499, 16497, 1219811, 3659433, 10978299, 15857543, 32934897, 47572629, 57331117, 142717887, 171993351, 428153661, 515980053, 745304521, 1547940159, 2235913563, 6707740689, 20123222067]

約数ペア:

[(1, 20123222067), (3, 6707740689), (9, 2235913563), (13, 1547940159), (27, 745304521), (39, 515980053), (47, 428153661), (117, 171993351), (141, 142717887), (351, 57331117), (423, 47572629), (611, 32934897), (1269, 15857543), (1833, 10978299), (5499, 3659433), (16497, 1219811)]