20087986610

素因数分解:

$2^1\times 5^1\times {\mathrm{9109}}^1\times {\mathrm{220529}}^1$

素因数の和:229645

約数の個数: 16

約数和(自身を含む): 36162509400

約数和(自身を除く): 16074522790

約数列:

[1, 2, 5, 10, 9109, 18218, 45545, 91090, 220529, 441058, 1102645, 2205290, 2008798661, 4017597322, 10043993305, 20087986610]

約数ペア:

[(1, 20087986610), (2, 10043993305), (5, 4017597322), (10, 2008798661), (9109, 2205290), (18218, 1102645), (45545, 441058), (91090, 220529)]