20257306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{887}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 32074560

約数和(自身を除く): 11817254

約数列:

[1, 2, 19, 38, 601, 887, 1202, 1774, 11419, 16853, 22838, 33706, 533087, 1066174, 10128653, 20257306]

約数ペア:

[(1, 20257306), (2, 10128653), (19, 1066174), (38, 533087), (601, 33706), (887, 22838), (1202, 16853), (1774, 11419)]