19846672

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42773}}^1$

素因数の和:42810

約数の個数: 20

約数和(自身を含む): 39779820

約数和(自身を除く): 19933148

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42773, 85546, 171092, 342184, 684368, 1240417, 2480834, 4961668, 9923336, 19846672]

約数ペア:

[(1, 19846672), (2, 9923336), (4, 4961668), (8, 2480834), (16, 1240417), (29, 684368), (58, 342184), (116, 171092), (232, 85546), (464, 42773)]