13780016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{45329}}^1$

素因数の和:45356

約数の個数: 20

約数和(自身を含む): 28104600

約数和(自身を除く): 14324584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 45329, 90658, 181316, 362632, 725264, 861251, 1722502, 3445004, 6890008, 13780016]

約数ペア:

[(1, 13780016), (2, 6890008), (4, 3445004), (8, 1722502), (16, 861251), (19, 725264), (38, 362632), (76, 181316), (152, 90658), (304, 45329)]