20617948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1063}}^1$

素因数の和:1453

約数の個数: 24

約数和(自身を含む): 38997728

約数和(自身を除く): 18379780

約数列:

[1, 2, 4, 13, 26, 52, 373, 746, 1063, 1492, 2126, 4252, 4849, 9698, 13819, 19396, 27638, 55276, 396499, 792998, 1585996, 5154487, 10308974, 20617948]

約数ペア:

[(1, 20617948), (2, 10308974), (4, 5154487), (13, 1585996), (26, 792998), (52, 396499), (373, 55276), (746, 27638), (1063, 19396), (1492, 13819), (2126, 9698), (4252, 4849)]