20713074459

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{357239}}^1$

素因数の和:357511

約数の個数: 32

約数和(自身を含む): 34569400320

約数和(自身を除く): 13856325861

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 251, 753, 1757, 2761, 5271, 8283, 19327, 57981, 357239, 1071717, 2500673, 3929629, 7502019, 11788887, 27507403, 82522209, 89666989, 269000967, 627668923, 986336879, 1883006769, 2959010637, 6904358153, 20713074459]

約数ペア:

[(1, 20713074459), (3, 6904358153), (7, 2959010637), (11, 1883006769), (21, 986336879), (33, 627668923), (77, 269000967), (231, 89666989), (251, 82522209), (753, 27507403), (1757, 11788887), (2761, 7502019), (5271, 3929629), (8283, 2500673), (19327, 1071717), (57981, 357239)]