20187943004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{865247}}^1$

素因数の和:865577

約数の個数: 24

約数和(自身を含む): 37309493760

約数和(自身を除く): 17121550756

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 1228, 5833, 11666, 23332, 865247, 1730494, 3460988, 16439693, 32879386, 65758772, 265630829, 531261658, 1062523316, 5046985751, 10093971502, 20187943004]

約数ペア:

[(1, 20187943004), (2, 10093971502), (4, 5046985751), (19, 1062523316), (38, 531261658), (76, 265630829), (307, 65758772), (614, 32879386), (1228, 16439693), (5833, 3460988), (11666, 1730494), (23332, 865247)]