20223605187

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{397}}^1\times {\mathrm{15679}}^1$

素因数の和:16120

約数の個数: 36

約数和(自身を含む): 30909889920

約数和(自身を除く): 10686284733

約数列:

[1, 3, 9, 19, 57, 171, 361, 397, 1083, 1191, 3249, 3573, 7543, 15679, 22629, 47037, 67887, 141111, 143317, 297901, 429951, 893703, 1289853, 2681109, 5660119, 6224563, 16980357, 18673689, 50941071, 56021067, 118266697, 354800091, 1064400273, 2247067243, 6741201729, 20223605187]

約数ペア:

[(1, 20223605187), (3, 6741201729), (9, 2247067243), (19, 1064400273), (57, 354800091), (171, 118266697), (361, 56021067), (397, 50941071), (1083, 18673689), (1191, 16980357), (3249, 6224563), (3573, 5660119), (7543, 2681109), (15679, 1289853), (22629, 893703), (47037, 429951), (67887, 297901), (141111, 143317)]