20402880479

素因数分解:

${\mathrm{167}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1\times {\mathrm{557}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 20650303296

約数和(自身を除く): 247422817

約数列:

[1, 167, 421, 521, 557, 70307, 87007, 93019, 219341, 234497, 290197, 36629947, 39160999, 48462899, 122172937, 20402880479]

約数ペア:

[(1, 20402880479), (167, 122172937), (421, 48462899), (521, 39160999), (557, 36629947), (70307, 290197), (87007, 234497), (93019, 219341)]