20165286908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{387793979}}^1$

素因数の和:387793996

約数の個数: 12

約数和(自身を含む): 38003810040

約数和(自身を除く): 17838523132

約数列:

[1, 2, 4, 13, 26, 52, 387793979, 775587958, 1551175916, 5041321727, 10082643454, 20165286908]

約数ペア:

[(1, 20165286908), (2, 10082643454), (4, 5041321727), (13, 1551175916), (26, 775587958), (52, 387793979)]