20447127

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 10887273

約数列:

[1, 3, 9, 27, 67, 89, 127, 201, 267, 381, 603, 801, 1143, 1809, 2403, 3429, 5963, 8509, 11303, 17889, 25527, 33909, 53667, 76581, 101727, 161001, 229743, 305181, 757301, 2271903, 6815709, 20447127]

約数ペア:

[(1, 20447127), (3, 6815709), (9, 2271903), (27, 757301), (67, 305181), (89, 229743), (127, 161001), (201, 101727), (267, 76581), (381, 53667), (603, 33909), (801, 25527), (1143, 17889), (1809, 11303), (2403, 8509), (3429, 5963)]