13281989008

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{18401}}^1$

素因数の和:18835

約数の個数: 40

約数和(自身を含む): 25978839480

約数和(自身を除く): 12696850472

約数列:

[1, 2, 4, 8, 16, 197, 229, 394, 458, 788, 916, 1576, 1832, 3152, 3664, 18401, 36802, 45113, 73604, 90226, 147208, 180452, 294416, 360904, 721808, 3624997, 4213829, 7249994, 8427658, 14499988, 16855316, 28999976, 33710632, 57999952, 67421264, 830124313, 1660248626, 3320497252, 6640994504, 13281989008]

約数ペア:

[(1, 13281989008), (2, 6640994504), (4, 3320497252), (8, 1660248626), (16, 830124313), (197, 67421264), (229, 57999952), (394, 33710632), (458, 28999976), (788, 16855316), (916, 14499988), (1576, 8427658), (1832, 7249994), (3152, 4213829), (3664, 3624997), (18401, 721808), (36802, 360904), (45113, 294416), (73604, 180452), (90226, 147208)]