20446630

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 37721376

約数和(自身を除く): 17274746

約数列:

[1, 2, 5, 10, 97, 107, 194, 197, 214, 394, 485, 535, 970, 985, 1070, 1970, 10379, 19109, 20758, 21079, 38218, 42158, 51895, 95545, 103790, 105395, 191090, 210790, 2044663, 4089326, 10223315, 20446630]

約数ペア:

[(1, 20446630), (2, 10223315), (5, 4089326), (10, 2044663), (97, 210790), (107, 191090), (194, 105395), (197, 103790), (214, 95545), (394, 51895), (485, 42158), (535, 38218), (970, 21079), (985, 20758), (1070, 19109), (1970, 10379)]