40477378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{9887}}^1$

素因数の和:10001

約数の個数: 16

約数和(自身を含む): 64074240

約数和(自身を除く): 23596862

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 9887, 19774, 227401, 454802, 879943, 1759886, 20238689, 40477378]

約数ペア:

[(1, 40477378), (2, 20238689), (23, 1759886), (46, 879943), (89, 454802), (178, 227401), (2047, 19774), (4094, 9887)]