20306742

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{5231}}^1$

素因数の和:5883

約数の個数: 16

約数和(自身を含む): 40684032

約数和(自身を除く): 20377290

約数列:

[1, 2, 3, 6, 647, 1294, 1941, 3882, 5231, 10462, 15693, 31386, 3384457, 6768914, 10153371, 20306742]

約数ペア:

[(1, 20306742), (2, 10153371), (3, 6768914), (6, 3384457), (647, 31386), (1294, 15693), (1941, 10462), (3882, 5231)]