20569912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10163}}^1$

素因数の和:10203

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 23338568

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10163, 20326, 40652, 81304, 111793, 223586, 233749, 447172, 467498, 894344, 934996, 1869992, 2571239, 5142478, 10284956, 20569912]

約数ペア:

[(1, 20569912), (2, 10284956), (4, 5142478), (8, 2571239), (11, 1869992), (22, 934996), (23, 894344), (44, 467498), (46, 447172), (88, 233749), (92, 223586), (184, 111793), (253, 81304), (506, 40652), (1012, 20326), (2024, 10163)]