20188893310

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1236307}}^1$

素因数の和:1236408

約数の個数: 32

約数和(自身を含む): 38454124032

約数和(自身を除く): 18265230722

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 16330, 1236307, 2472614, 6181535, 12363070, 28435061, 56870122, 87777797, 142175305, 175555594, 284350610, 438888985, 877777970, 2018889331, 4037778662, 10094446655, 20188893310]

約数ペア:

[(1, 20188893310), (2, 10094446655), (5, 4037778662), (10, 2018889331), (23, 877777970), (46, 438888985), (71, 284350610), (115, 175555594), (142, 142175305), (230, 87777797), (355, 56870122), (710, 28435061), (1633, 12363070), (3266, 6181535), (8165, 2472614), (16330, 1236307)]