20085908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3739}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 37699200

約数和(自身を除く): 17613292

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 3739, 5372, 7478, 14956, 63563, 127126, 254252, 295381, 590762, 1181524, 5021477, 10042954, 20085908]

約数ペア:

[(1, 20085908), (2, 10042954), (4, 5021477), (17, 1181524), (34, 590762), (68, 295381), (79, 254252), (158, 127126), (316, 63563), (1343, 14956), (2686, 7478), (3739, 5372)]