20175072309

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16854697}}^1$

素因数の和:16854729

約数の個数: 24

約数和(自身を含む): 35057771840

約数和(自身を除く): 14882699531

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 16854697, 50564091, 117982879, 151692273, 320239243, 353948637, 960717729, 1061845911, 2241674701, 2882153187, 6725024103, 20175072309]

約数ペア:

[(1, 20175072309), (3, 6725024103), (7, 2882153187), (9, 2241674701), (19, 1061845911), (21, 960717729), (57, 353948637), (63, 320239243), (133, 151692273), (171, 117982879), (399, 50564091), (1197, 16854697)]