20248479

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 31337280

約数和(自身を除く): 11088801

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1487, 1513, 4461, 4539, 13383, 13617, 25279, 75837, 132343, 227511, 397029, 1191087, 2249831, 6749493, 20248479]

約数ペア:

[(1, 20248479), (3, 6749493), (9, 2249831), (17, 1191087), (51, 397029), (89, 227511), (153, 132343), (267, 75837), (801, 25279), (1487, 13617), (1513, 13383), (4461, 4539)]