20099661

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 28882560

約数和(自身を除く): 8782899

約数列:

[1, 3, 17, 51, 97, 239, 289, 291, 717, 867, 1649, 4063, 4947, 12189, 23183, 28033, 69071, 69549, 84099, 207213, 394111, 1182333, 6699887, 20099661]

約数ペア:

[(1, 20099661), (3, 6699887), (17, 1182333), (51, 394111), (97, 207213), (239, 84099), (289, 69549), (291, 69071), (717, 28033), (867, 23183), (1649, 12189), (4063, 4947)]