20219458

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10859}}^1$

素因数の和:10894

約数の個数: 24

約数和(自身を含む): 37141200

約数和(自身を除く): 16921742

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10859, 21718, 76013, 152026, 206321, 412642, 532091, 1064182, 1444247, 2888494, 10109729, 20219458]

約数ペア:

[(1, 20219458), (2, 10109729), (7, 2888494), (14, 1444247), (19, 1064182), (38, 532091), (49, 412642), (98, 206321), (133, 152026), (266, 76013), (931, 21718), (1862, 10859)]