2018197328

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{948401}}^1$

素因数の和:948435

約数の個数: 40

約数和(自身を含む): 4704073920

約数和(自身を除く): 2685876592

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 948401, 1896802, 3793604, 6638807, 7587208, 13277614, 15174416, 18019619, 26555228, 36039238, 53110456, 72078476, 106220912, 126137333, 144156952, 252274666, 288313904, 504549332, 1009098664, 2018197328]

約数ペア:

[(1, 2018197328), (2, 1009098664), (4, 504549332), (7, 288313904), (8, 252274666), (14, 144156952), (16, 126137333), (19, 106220912), (28, 72078476), (38, 53110456), (56, 36039238), (76, 26555228), (112, 18019619), (133, 15174416), (152, 13277614), (266, 7587208), (304, 6638807), (532, 3793604), (1064, 1896802), (2128, 948401)]