20790393

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{887}}^1$

素因数の和:1504

約数の個数: 16

約数和(自身を含む): 29936256

約数和(自身を除く): 9145863

約数列:

[1, 3, 13, 39, 601, 887, 1803, 2661, 7813, 11531, 23439, 34593, 533087, 1599261, 6930131, 20790393]

約数ペア:

[(1, 20790393), (3, 6930131), (13, 1599261), (39, 533087), (601, 34593), (887, 23439), (1803, 11531), (2661, 7813)]