20409221510

素因数分解:

$2^1\times 5^1\times {\mathrm{44623}}^1\times {\mathrm{45737}}^1$

素因数の和:90367

約数の個数: 16

約数和(自身を含む): 36738225216

約数和(自身を除く): 16329003706

約数列:

[1, 2, 5, 10, 44623, 45737, 89246, 91474, 223115, 228685, 446230, 457370, 2040922151, 4081844302, 10204610755, 20409221510]

約数ペア:

[(1, 20409221510), (2, 10204610755), (5, 4081844302), (10, 2040922151), (44623, 457370), (45737, 446230), (89246, 228685), (91474, 223115)]