2109221008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{408131}}^1$

素因数の和:408175

約数の個数: 40

約数和(自身を含む): 4554753120

約数和(自身を除く): 2445532112

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 408131, 816262, 1632524, 3265048, 6530096, 6938227, 7754489, 13876454, 15508978, 27752908, 31017956, 55505816, 62035912, 111011632, 124071824, 131826313, 263652626, 527305252, 1054610504, 2109221008]

約数ペア:

[(1, 2109221008), (2, 1054610504), (4, 527305252), (8, 263652626), (16, 131826313), (17, 124071824), (19, 111011632), (34, 62035912), (38, 55505816), (68, 31017956), (76, 27752908), (136, 15508978), (152, 13876454), (272, 7754489), (304, 6938227), (323, 6530096), (646, 3265048), (1292, 1632524), (2584, 816262), (5168, 408131)]