20807730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231197}}^1$

素因数の和:231210

約数の個数: 24

約数和(自身を含む): 54100332

約数和(自身を除く): 33292602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231197, 462394, 693591, 1155985, 1387182, 2080773, 2311970, 3467955, 4161546, 6935910, 10403865, 20807730]

約数ペア:

[(1, 20807730), (2, 10403865), (3, 6935910), (5, 4161546), (6, 3467955), (9, 2311970), (10, 2080773), (15, 1387182), (18, 1155985), (30, 693591), (45, 462394), (90, 231197)]