19700211330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{445807}}^1$

素因数の和:446311

約数の個数: 48

約数和(自身を含む): 51324983424

約数和(自身を除く): 31624772094

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 491, 982, 1473, 2455, 2946, 4419, 4910, 7365, 8838, 14730, 22095, 44190, 445807, 891614, 1337421, 2229035, 2674842, 4012263, 4458070, 6687105, 8024526, 13374210, 20061315, 40122630, 218891237, 437782474, 656673711, 1094456185, 1313347422, 1970021133, 2188912370, 3283368555, 3940042266, 6566737110, 9850105665, 19700211330]

約数ペア:

[(1, 19700211330), (2, 9850105665), (3, 6566737110), (5, 3940042266), (6, 3283368555), (9, 2188912370), (10, 1970021133), (15, 1313347422), (18, 1094456185), (30, 656673711), (45, 437782474), (90, 218891237), (491, 40122630), (982, 20061315), (1473, 13374210), (2455, 8024526), (2946, 6687105), (4419, 4458070), (4910, 4012263), (7365, 2674842), (8838, 2229035), (14730, 1337421), (22095, 891614), (44190, 445807)]