20163181941

素因数分解:

$3^2\times 7^3\times {\mathrm{6531643}}^1$

素因数の和:6531670

約数の個数: 24

約数和(自身を含む): 33964548800

約数和(自身を除く): 13801366859

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6531643, 19594929, 45721501, 58784787, 137164503, 320050507, 411493509, 960151521, 2240353549, 2880454563, 6721060647, 20163181941]

約数ペア:

[(1, 20163181941), (3, 6721060647), (7, 2880454563), (9, 2240353549), (21, 960151521), (49, 411493509), (63, 320050507), (147, 137164503), (343, 58784787), (441, 45721501), (1029, 19594929), (3087, 6531643)]