20843037

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5923}}^1$

素因数の和:5969

約数の個数: 24

約数和(自身を含む): 33269184

約数和(自身を除く): 12426147

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 5923, 17769, 53307, 100691, 136229, 302073, 408687, 906219, 1226061, 2315893, 6947679, 20843037]

約数ペア:

[(1, 20843037), (3, 6947679), (9, 2315893), (17, 1226061), (23, 906219), (51, 408687), (69, 302073), (153, 136229), (207, 100691), (391, 53307), (1173, 17769), (3519, 5923)]