20090879997

素因数分解:

$3^1\times {\mathrm{181}}^1\times {\mathrm{1721}}^1\times {\mathrm{21499}}^1$

素因数の和:23404

約数の個数: 16

約数和(自身を含む): 26952744000

約数和(自身を除く): 6861864003

約数列:

[1, 3, 181, 543, 1721, 5163, 21499, 64497, 311501, 934503, 3891319, 11673957, 36999779, 110999337, 6696959999, 20090879997]

約数ペア:

[(1, 20090879997), (3, 6696959999), (181, 110999337), (543, 36999779), (1721, 11673957), (5163, 3891319), (21499, 934503), (64497, 311501)]