20776371

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 35209728

約数和(自身を除く): 14433357

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1697, 1749, 4081, 5091, 11879, 12243, 18667, 35637, 56001, 89941, 130669, 269823, 392007, 629587, 989351, 1888761, 2968053, 6925457, 20776371]

約数ペア:

[(1, 20776371), (3, 6925457), (7, 2968053), (11, 1888761), (21, 989351), (33, 629587), (53, 392007), (77, 269823), (159, 130669), (231, 89941), (371, 56001), (583, 35637), (1113, 18667), (1697, 12243), (1749, 11879), (4081, 5091)]