9887654908

素因数分解:

$2^2\times {\mathrm{4507}}^1\times {\mathrm{548461}}^1$

素因数の和:552972

約数の個数: 12

約数和(自身を含む): 17307266872

約数和(自身を除く): 7419611964

約数列:

[1, 2, 4, 4507, 9014, 18028, 548461, 1096922, 2193844, 2471913727, 4943827454, 9887654908]

約数ペア:

[(1, 9887654908), (2, 4943827454), (4, 2471913727), (4507, 2193844), (9014, 1096922), (18028, 548461)]