20467048

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21499}}^1$

素因数の和:21529

約数の個数: 32

約数和(自身を含む): 46440000

約数和(自身を除く): 25972952

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21499, 42998, 85996, 150493, 171992, 300986, 365483, 601972, 730966, 1203944, 1461932, 2558381, 2923864, 5116762, 10233524, 20467048]

約数ペア:

[(1, 20467048), (2, 10233524), (4, 5116762), (7, 2923864), (8, 2558381), (14, 1461932), (17, 1203944), (28, 730966), (34, 601972), (56, 365483), (68, 300986), (119, 171992), (136, 150493), (238, 85996), (476, 42998), (952, 21499)]