20403944451

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{278891}}^1$

素因数の和:279647

約数の個数: 24

約数和(自身を含む): 32195292480

約数和(自身を除く): 11791348029

約数列:

[1, 3, 9, 11, 33, 99, 739, 2217, 6651, 8129, 24387, 73161, 278891, 836673, 2510019, 3067801, 9203403, 27610209, 206100449, 618301347, 1854904041, 2267104939, 6801314817, 20403944451]

約数ペア:

[(1, 20403944451), (3, 6801314817), (9, 2267104939), (11, 1854904041), (33, 618301347), (99, 206100449), (739, 27610209), (2217, 9203403), (6651, 3067801), (8129, 2510019), (24387, 836673), (73161, 278891)]