20281262

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{1249}}^1$

素因数の和:1627

約数の個数: 16

約数和(自身を含む): 31860000

約数和(自身を除く): 11578738

約数列:

[1, 2, 23, 46, 353, 706, 1249, 2498, 8119, 16238, 28727, 57454, 440897, 881794, 10140631, 20281262]

約数ペア:

[(1, 20281262), (2, 10140631), (23, 881794), (46, 440897), (353, 57454), (706, 28727), (1249, 16238), (2498, 8119)]