20235965937

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3361}}^1\times {\mathrm{4243}}^1$

素因数の和:7661

約数の個数: 32

約数和(自身を含む): 30134708736

約数和(自身を除く): 9898742799

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 3361, 4243, 10083, 12729, 36971, 46673, 110913, 140019, 144523, 182449, 433569, 547347, 1589753, 2006939, 4769259, 6020817, 14260723, 42782169, 156867953, 470603859, 613211089, 1839633267, 6745321979, 20235965937]

約数ペア:

[(1, 20235965937), (3, 6745321979), (11, 1839633267), (33, 613211089), (43, 470603859), (129, 156867953), (473, 42782169), (1419, 14260723), (3361, 6020817), (4243, 4769259), (10083, 2006939), (12729, 1589753), (36971, 547347), (46673, 433569), (110913, 182449), (140019, 144523)]