20453707

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 21980160

約数和(自身を除く): 1526453

約数列:

[1, 31, 53, 59, 211, 1643, 1829, 3127, 6541, 11183, 12449, 96937, 346673, 385919, 659797, 20453707]

約数ペア:

[(1, 20453707), (31, 659797), (53, 385919), (59, 346673), (211, 96937), (1643, 12449), (1829, 11183), (3127, 6541)]