20301578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11681}}^1$

素因数の和:11773

約数の個数: 16

約数和(自身を含む): 33644160

約数和(自身を除く): 13342582

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11681, 23362, 128491, 256982, 922799, 1845598, 10150789, 20301578]

約数ペア:

[(1, 20301578), (2, 10150789), (11, 1845598), (22, 922799), (79, 256982), (158, 128491), (869, 23362), (1738, 11681)]