20046243

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 33094656

約数和(自身を除く): 13048413

約数列:

[1, 3, 7, 21, 31, 49, 53, 83, 93, 147, 159, 217, 249, 371, 581, 651, 1113, 1519, 1643, 1743, 2573, 2597, 4067, 4399, 4557, 4929, 7719, 7791, 11501, 12201, 13197, 18011, 30793, 34503, 54033, 80507, 92379, 126077, 136369, 215551, 241521, 378231, 409107, 646653, 954583, 2863749, 6682081, 20046243]

約数ペア:

[(1, 20046243), (3, 6682081), (7, 2863749), (21, 954583), (31, 646653), (49, 409107), (53, 378231), (83, 241521), (93, 215551), (147, 136369), (159, 126077), (217, 92379), (249, 80507), (371, 54033), (581, 34503), (651, 30793), (1113, 18011), (1519, 13197), (1643, 12201), (1743, 11501), (2573, 7791), (2597, 7719), (4067, 4929), (4399, 4557)]