19007156656

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{42407}}^1$

素因数の和:42781

約数の個数: 40

約数和(自身を含む): 37309710240

約数和(自身を除く): 18302553584

約数列:

[1, 2, 4, 8, 16, 109, 218, 257, 436, 514, 872, 1028, 1744, 2056, 4112, 28013, 42407, 56026, 84814, 112052, 169628, 224104, 339256, 448208, 678512, 4622363, 9244726, 10898599, 18489452, 21797198, 36978904, 43594396, 73957808, 87188792, 174377584, 1187947291, 2375894582, 4751789164, 9503578328, 19007156656]

約数ペア:

[(1, 19007156656), (2, 9503578328), (4, 4751789164), (8, 2375894582), (16, 1187947291), (109, 174377584), (218, 87188792), (257, 73957808), (436, 43594396), (514, 36978904), (872, 21797198), (1028, 18489452), (1744, 10898599), (2056, 9244726), (4112, 4622363), (28013, 678512), (42407, 448208), (56026, 339256), (84814, 224104), (112052, 169628)]