20798840830

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1103}}^1\times {\mathrm{17623}}^1$

素因数の和:18840

約数の個数: 32

約数和(自身を含む): 37824205824

約数和(自身を除く): 17025364994

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 1103, 2206, 5515, 11030, 17623, 35246, 88115, 118021, 176230, 236042, 590105, 1180210, 1885661, 3771322, 9428305, 18856610, 19438169, 38876338, 97190845, 194381690, 2079884083, 4159768166, 10399420415, 20798840830]

約数ペア:

[(1, 20798840830), (2, 10399420415), (5, 4159768166), (10, 2079884083), (107, 194381690), (214, 97190845), (535, 38876338), (1070, 19438169), (1103, 18856610), (2206, 9428305), (5515, 3771322), (11030, 1885661), (17623, 1180210), (35246, 590105), (88115, 236042), (118021, 176230)]