188469398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 331979760

約数和(自身を除く): 143510362

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 397, 403, 494, 589, 794, 806, 961, 1178, 1922, 5161, 7543, 7657, 10322, 12307, 12493, 15086, 15314, 18259, 24614, 24986, 36518, 98059, 159991, 196118, 233833, 237367, 319982, 381517, 467666, 474734, 763034, 3039829, 4959721, 6079658, 7248823, 9919442, 14497646, 94234699, 188469398]

約数ペア:

[(1, 188469398), (2, 94234699), (13, 14497646), (19, 9919442), (26, 7248823), (31, 6079658), (38, 4959721), (62, 3039829), (247, 763034), (397, 474734), (403, 467666), (494, 381517), (589, 319982), (794, 237367), (806, 233833), (961, 196118), (1178, 159991), (1922, 98059), (5161, 36518), (7543, 24986), (7657, 24614), (10322, 18259), (12307, 15314), (12493, 15086)]