20900247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6011}}^1$

素因数の和:6094

約数の個数: 16

約数和(自身を含む): 29819520

約数和(自身を除く): 8919273

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 6011, 18033, 114209, 342627, 366671, 1100013, 6966749, 20900247]

約数ペア:

[(1, 20900247), (3, 6966749), (19, 1100013), (57, 366671), (61, 342627), (183, 114209), (1159, 18033), (3477, 6011)]