1851821514

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{156589}}^1$

素因数の和:156676

約数の個数: 40

約数和(自身を含む): 4206320580

約数和(自身を除く): 2354499066

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1971, 3942, 5913, 11826, 156589, 313178, 469767, 939534, 1409301, 2818602, 4227903, 8455806, 11430997, 12683709, 22861994, 25367418, 34292991, 68585982, 102878973, 205757946, 308636919, 617273838, 925910757, 1851821514]

約数ペア:

[(1, 1851821514), (2, 925910757), (3, 617273838), (6, 308636919), (9, 205757946), (18, 102878973), (27, 68585982), (54, 34292991), (73, 25367418), (81, 22861994), (146, 12683709), (162, 11430997), (219, 8455806), (438, 4227903), (657, 2818602), (1314, 1409301), (1971, 939534), (3942, 469767), (5913, 313178), (11826, 156589)]