20084769

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{523}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 30899232

約数和(自身を除く): 10814463

約数列:

[1, 3, 9, 17, 51, 153, 251, 523, 753, 1569, 2259, 4267, 4707, 8891, 12801, 26673, 38403, 80019, 131273, 393819, 1181457, 2231641, 6694923, 20084769]

約数ペア:

[(1, 20084769), (3, 6694923), (9, 2231641), (17, 1181457), (51, 393819), (153, 131273), (251, 80019), (523, 38403), (753, 26673), (1569, 12801), (2259, 8891), (4267, 4707)]