20756328

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18401}}^1$

素因数の和:18457

約数の個数: 32

約数和(自身を含む): 52997760

約数和(自身を除く): 32241432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18401, 36802, 55203, 73604, 110406, 147208, 220812, 441624, 864847, 1729694, 2594541, 3459388, 5189082, 6918776, 10378164, 20756328]

約数ペア:

[(1, 20756328), (2, 10378164), (3, 6918776), (4, 5189082), (6, 3459388), (8, 2594541), (12, 1729694), (24, 864847), (47, 441624), (94, 220812), (141, 147208), (188, 110406), (282, 73604), (376, 55203), (564, 36802), (1128, 18401)]