20319696

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1933}}^1$

素因数の和:2020

約数の個数: 60

約数和(自身を含む): 57675748

約数和(自身を除く): 37356052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 1933, 2628, 3504, 3866, 5256, 5799, 7732, 10512, 11598, 15464, 17397, 23196, 30928, 34794, 46392, 69588, 92784, 139176, 141109, 278352, 282218, 423327, 564436, 846654, 1128872, 1269981, 1693308, 2257744, 2539962, 3386616, 5079924, 6773232, 10159848, 20319696]

約数ペア:

[(1, 20319696), (2, 10159848), (3, 6773232), (4, 5079924), (6, 3386616), (8, 2539962), (9, 2257744), (12, 1693308), (16, 1269981), (18, 1128872), (24, 846654), (36, 564436), (48, 423327), (72, 282218), (73, 278352), (144, 141109), (146, 139176), (219, 92784), (292, 69588), (438, 46392), (584, 34794), (657, 30928), (876, 23196), (1168, 17397), (1314, 15464), (1752, 11598), (1933, 10512), (2628, 7732), (3504, 5799), (3866, 5256)]