20123408583

素因数分解:

$3^6\times {\mathrm{179}}^1\times {\mathrm{154213}}^1$

素因数の和:154410

約数の個数: 28

約数和(自身を含む): 30340062360

約数和(自身を除く): 10216653777

約数列:

[1, 3, 9, 27, 81, 179, 243, 537, 729, 1611, 4833, 14499, 43497, 130491, 154213, 462639, 1387917, 4163751, 12491253, 27604127, 37473759, 82812381, 112421277, 248437143, 745311429, 2235934287, 6707802861, 20123408583]

約数ペア:

[(1, 20123408583), (3, 6707802861), (9, 2235934287), (27, 745311429), (81, 248437143), (179, 112421277), (243, 82812381), (537, 37473759), (729, 27604127), (1611, 12491253), (4833, 4163751), (14499, 1387917), (43497, 462639), (130491, 154213)]