20154129828

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{4896533}}^1$

素因数の和:4896561

約数の個数: 48

約数和(自身を含む): 54841180800

約数和(自身を除く): 34687050972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 4896533, 9793066, 14689599, 19586132, 29379198, 34275731, 58758396, 68551462, 102827193, 137102924, 205654386, 239930117, 411308772, 479860234, 719790351, 959720468, 1439580702, 1679510819, 2879161404, 3359021638, 5038532457, 6718043276, 10077064914, 20154129828]

約数ペア:

[(1, 20154129828), (2, 10077064914), (3, 6718043276), (4, 5038532457), (6, 3359021638), (7, 2879161404), (12, 1679510819), (14, 1439580702), (21, 959720468), (28, 719790351), (42, 479860234), (49, 411308772), (84, 239930117), (98, 205654386), (147, 137102924), (196, 102827193), (294, 68551462), (343, 58758396), (588, 34275731), (686, 29379198), (1029, 19586132), (1372, 14689599), (2058, 9793066), (4116, 4896533)]