20148177543

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{734879}}^1$

素因数の和:734951

約数の個数: 32

約数和(自身を含む): 31276492800

約数和(自身を除く): 11128315257

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 247, 481, 703, 741, 1443, 2109, 9139, 27417, 734879, 2204637, 9553427, 13962701, 27190523, 28660281, 41888103, 81571569, 181515113, 353476799, 516619937, 544545339, 1060430397, 1549859811, 6716059181, 20148177543]

約数ペア:

[(1, 20148177543), (3, 6716059181), (13, 1549859811), (19, 1060430397), (37, 544545339), (39, 516619937), (57, 353476799), (111, 181515113), (247, 81571569), (481, 41888103), (703, 28660281), (741, 27190523), (1443, 13962701), (2109, 9553427), (9139, 2204637), (27417, 734879)]