40647688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{267419}}^1$

素因数の和:267444

約数の個数: 16

約数和(自身を含む): 80226000

約数和(自身を除く): 39578312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 267419, 534838, 1069676, 2139352, 5080961, 10161922, 20323844, 40647688]

約数ペア:

[(1, 40647688), (2, 20323844), (4, 10161922), (8, 5080961), (19, 2139352), (38, 1069676), (76, 534838), (152, 267419)]