20598765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{983}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 36274176

約数和(自身を除く): 15675411

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 983, 1397, 1905, 2949, 4191, 4915, 6985, 10813, 14745, 20955, 32439, 54065, 124841, 162195, 374523, 624205, 1373251, 1872615, 4119753, 6866255, 20598765]

約数ペア:

[(1, 20598765), (3, 6866255), (5, 4119753), (11, 1872615), (15, 1373251), (33, 624205), (55, 374523), (127, 162195), (165, 124841), (381, 54065), (635, 32439), (983, 20955), (1397, 14745), (1905, 10813), (2949, 6985), (4191, 4915)]