20685414

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 43752960

約数和(自身を除く): 23067546

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 421, 431, 842, 862, 1263, 1293, 2526, 2586, 7999, 8189, 15998, 16378, 23997, 24567, 47994, 49134, 181451, 362902, 544353, 1088706, 3447569, 6895138, 10342707, 20685414]

約数ペア:

[(1, 20685414), (2, 10342707), (3, 6895138), (6, 3447569), (19, 1088706), (38, 544353), (57, 362902), (114, 181451), (421, 49134), (431, 47994), (842, 24567), (862, 23997), (1263, 16378), (1293, 15998), (2526, 8189), (2586, 7999)]