19788892790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1\times {\mathrm{32843}}^1$

素因数の和:33616

約数の個数: 32

約数和(自身を含む): 36074535840

約数和(自身を除く): 16285643050

約数列:

[1, 2, 5, 10, 89, 178, 445, 677, 890, 1354, 3385, 6770, 32843, 60253, 65686, 120506, 164215, 301265, 328430, 602530, 2923027, 5846054, 14615135, 22234711, 29230270, 44469422, 111173555, 222347110, 1978889279, 3957778558, 9894446395, 19788892790]

約数ペア:

[(1, 19788892790), (2, 9894446395), (5, 3957778558), (10, 1978889279), (89, 222347110), (178, 111173555), (445, 44469422), (677, 29230270), (890, 22234711), (1354, 14615135), (3385, 5846054), (6770, 2923027), (32843, 602530), (60253, 328430), (65686, 301265), (120506, 164215)]