20057229

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{389}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 30845880

約数和(自身を除く): 10788651

約数列:

[1, 3, 9, 17, 51, 153, 337, 389, 1011, 1167, 3033, 3501, 5729, 6613, 17187, 19839, 51561, 59517, 131093, 393279, 1179837, 2228581, 6685743, 20057229]

約数ペア:

[(1, 20057229), (3, 6685743), (9, 2228581), (17, 1179837), (51, 393279), (153, 131093), (337, 59517), (389, 51561), (1011, 19839), (1167, 17187), (3033, 6613), (3501, 5729)]