18921000988

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{2017}}^1\times {\mathrm{39749}}^1$

素因数の和:41829

約数の個数: 24

約数和(自身を含む): 33690510000

約数和(自身を除く): 14769509012

約数列:

[1, 2, 4, 59, 118, 236, 2017, 4034, 8068, 39749, 79498, 119003, 158996, 238006, 476012, 2345191, 4690382, 9380764, 80173733, 160347466, 320694932, 4730250247, 9460500494, 18921000988]

約数ペア:

[(1, 18921000988), (2, 9460500494), (4, 4730250247), (59, 320694932), (118, 160347466), (236, 80173733), (2017, 9380764), (4034, 4690382), (8068, 2345191), (39749, 476012), (79498, 238006), (119003, 158996)]