17854642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 13191758

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 769, 893, 1222, 1538, 1786, 9997, 11609, 14611, 19994, 23218, 29222, 36143, 72286, 189943, 379886, 469859, 686717, 939718, 1373434, 8927321, 17854642]

約数ペア:

[(1, 17854642), (2, 8927321), (13, 1373434), (19, 939718), (26, 686717), (38, 469859), (47, 379886), (94, 189943), (247, 72286), (494, 36143), (611, 29222), (769, 23218), (893, 19994), (1222, 14611), (1538, 11609), (1786, 9997)]