20512101507

素因数分解:

$3^1\times {\mathrm{359}}^1\times {\mathrm{719}}^1\times {\mathrm{26489}}^1$

素因数の和:27570

約数の個数: 16

約数和(自身を含む): 27464832000

約数和(自身を除く): 6952730493

約数列:

[1, 3, 359, 719, 1077, 2157, 26489, 79467, 258121, 774363, 9509551, 19045591, 28528653, 57136773, 6837367169, 20512101507]

約数ペア:

[(1, 20512101507), (3, 6837367169), (359, 57136773), (719, 28528653), (1077, 19045591), (2157, 9509551), (26489, 774363), (79467, 258121)]