20123983496

素因数分解:

$2^3\times {\mathrm{2221}}^1\times {\mathrm{1132597}}^1$

素因数の和:1134824

約数の個数: 16

約数和(自身を含む): 37749491340

約数和(自身を除く): 17625507844

約数列:

[1, 2, 4, 8, 2221, 4442, 8884, 17768, 1132597, 2265194, 4530388, 9060776, 2515497937, 5030995874, 10061991748, 20123983496]

約数ペア:

[(1, 20123983496), (2, 10061991748), (4, 5030995874), (8, 2515497937), (2221, 9060776), (4442, 4530388), (8884, 2265194), (17768, 1132597)]