31680716

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{827}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 56777616

約数和(自身を除く): 25096900

約数列:

[1, 2, 4, 61, 122, 157, 244, 314, 628, 827, 1654, 3308, 9577, 19154, 38308, 50447, 100894, 129839, 201788, 259678, 519356, 7920179, 15840358, 31680716]

約数ペア:

[(1, 31680716), (2, 15840358), (4, 7920179), (61, 519356), (122, 259678), (157, 201788), (244, 129839), (314, 100894), (628, 50447), (827, 38308), (1654, 19154), (3308, 9577)]