20769042

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1783

約数の個数: 48

約数和(自身を含む): 49527072

約数和(自身を除く): 28758030

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 49, 82, 98, 123, 147, 246, 287, 294, 574, 861, 1722, 1723, 2009, 3446, 4018, 5169, 6027, 10338, 12054, 12061, 24122, 36183, 70643, 72366, 84427, 141286, 168854, 211929, 253281, 423858, 494501, 506562, 989002, 1483503, 2967006, 3461507, 6923014, 10384521, 20769042]

約数ペア:

[(1, 20769042), (2, 10384521), (3, 6923014), (6, 3461507), (7, 2967006), (14, 1483503), (21, 989002), (41, 506562), (42, 494501), (49, 423858), (82, 253281), (98, 211929), (123, 168854), (147, 141286), (246, 84427), (287, 72366), (294, 70643), (574, 36183), (861, 24122), (1722, 12061), (1723, 12054), (2009, 10338), (3446, 6027), (4018, 5169)]