20180180776

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{768359}}^1$

素因数の和:768446

約数の個数: 48

約数和(自身を含む): 44672450400

約数和(自身を除く): 24492269624

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 392, 469, 536, 938, 1876, 3283, 3752, 6566, 13132, 26264, 768359, 1536718, 3073436, 5378513, 6146872, 10757026, 21514052, 37649591, 43028104, 51480053, 75299182, 102960106, 150598364, 205920212, 301196728, 360360371, 411840424, 720720742, 1441441484, 2522522597, 2882882968, 5045045194, 10090090388, 20180180776]

約数ペア:

[(1, 20180180776), (2, 10090090388), (4, 5045045194), (7, 2882882968), (8, 2522522597), (14, 1441441484), (28, 720720742), (49, 411840424), (56, 360360371), (67, 301196728), (98, 205920212), (134, 150598364), (196, 102960106), (268, 75299182), (392, 51480053), (469, 43028104), (536, 37649591), (938, 21514052), (1876, 10757026), (3283, 6146872), (3752, 5378513), (6566, 3073436), (13132, 1536718), (26264, 768359)]