20789027985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{24281}}^1\times {\mathrm{5189}}^1$

素因数の和:29489

約数の個数: 32

約数和(自身を含む): 36294791040

約数和(自身を除く): 15505763055

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 5189, 15567, 24281, 25945, 57079, 72843, 77835, 121405, 171237, 267091, 285395, 364215, 801273, 856185, 1335455, 4006365, 125994109, 377982327, 629970545, 1385935199, 1889911635, 4157805597, 6929675995, 20789027985]

約数ペア:

[(1, 20789027985), (3, 6929675995), (5, 4157805597), (11, 1889911635), (15, 1385935199), (33, 629970545), (55, 377982327), (165, 125994109), (5189, 4006365), (15567, 1335455), (24281, 856185), (25945, 801273), (57079, 364215), (72843, 285395), (77835, 267091), (121405, 171237)]