20285439

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{3697}}^1$

素因数の和:3790

約数の個数: 16

約数和(自身を含む): 28400640

約数和(自身を除く): 8115201

約数列:

[1, 3, 31, 59, 93, 177, 1829, 3697, 5487, 11091, 114607, 218123, 343821, 654369, 6761813, 20285439]

約数ペア:

[(1, 20285439), (3, 6761813), (31, 654369), (59, 343821), (93, 218123), (177, 114607), (1829, 11091), (3697, 5487)]