20810772

素因数分解:

$2^2\times 3^2\times {\mathrm{578077}}^1$

素因数の和:578087

約数の個数: 18

約数和(自身を含む): 52605098

約数和(自身を除く): 31794326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 578077, 1156154, 1734231, 2312308, 3468462, 5202693, 6936924, 10405386, 20810772]

約数ペア:

[(1, 20810772), (2, 10405386), (3, 6936924), (4, 5202693), (6, 3468462), (9, 2312308), (12, 1734231), (18, 1156154), (36, 578077)]