20503143

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2677}}^1$

素因数の和:2743

約数の個数: 24

約数和(自身を含む): 31750368

約数和(自身を除く): 11247225

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 2677, 7659, 8031, 24093, 61571, 99049, 184713, 297147, 554139, 891441, 2278127, 6834381, 20503143]

約数ペア:

[(1, 20503143), (3, 6834381), (9, 2278127), (23, 891441), (37, 554139), (69, 297147), (111, 184713), (207, 99049), (333, 61571), (851, 24093), (2553, 8031), (2677, 7659)]