20856636

素因数分解:

$2^2\times 3^3\times {\mathrm{113}}^1\times {\mathrm{1709}}^1$

素因数の和:1835

約数の個数: 48

約数和(自身を含む): 54583200

約数和(自身を除く): 33726564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 113, 226, 339, 452, 678, 1017, 1356, 1709, 2034, 3051, 3418, 4068, 5127, 6102, 6836, 10254, 12204, 15381, 20508, 30762, 46143, 61524, 92286, 184572, 193117, 386234, 579351, 772468, 1158702, 1738053, 2317404, 3476106, 5214159, 6952212, 10428318, 20856636]

約数ペア:

[(1, 20856636), (2, 10428318), (3, 6952212), (4, 5214159), (6, 3476106), (9, 2317404), (12, 1738053), (18, 1158702), (27, 772468), (36, 579351), (54, 386234), (108, 193117), (113, 184572), (226, 92286), (339, 61524), (452, 46143), (678, 30762), (1017, 20508), (1356, 15381), (1709, 12204), (2034, 10254), (3051, 6836), (3418, 6102), (4068, 5127)]