20157883911

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{192271}}^1$

素因数の和:192644

約数の個数: 32

約数和(自身を含む): 32670858240

約数和(自身を除く): 12512974329

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 353, 1059, 3177, 3883, 9531, 11649, 34947, 104841, 192271, 576813, 1730439, 2114981, 5191317, 6344943, 19034829, 57104487, 67871663, 203614989, 610844967, 746588293, 1832534901, 2239764879, 6719294637, 20157883911]

約数ペア:

[(1, 20157883911), (3, 6719294637), (9, 2239764879), (11, 1832534901), (27, 746588293), (33, 610844967), (99, 203614989), (297, 67871663), (353, 57104487), (1059, 19034829), (3177, 6344943), (3883, 5191317), (9531, 2114981), (11649, 1730439), (34947, 576813), (104841, 192271)]