855988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 1803200

約数和(自身を除く): 947212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1609, 3218, 6436, 11263, 22526, 30571, 45052, 61142, 122284, 213997, 427994, 855988]

約数ペア:

[(1, 855988), (2, 427994), (4, 213997), (7, 122284), (14, 61142), (19, 45052), (28, 30571), (38, 22526), (76, 11263), (133, 6436), (266, 3218), (532, 1609)]