19724690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48109}}^1$

素因数の和:48157

約数の個数: 16

約数和(自身を含む): 36371160

約数和(自身を除く): 16646470

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 48109, 96218, 240545, 481090, 1972469, 3944938, 9862345, 19724690]

約数ペア:

[(1, 19724690), (2, 9862345), (5, 3944938), (10, 1972469), (41, 481090), (82, 240545), (205, 96218), (410, 48109)]