18613904

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{4993}}^1$

素因数の和:5234

約数の個数: 20

約数和(自身を含む): 36226476

約数和(自身を除く): 17612572

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 4993, 9986, 19972, 39944, 79888, 1163369, 2326738, 4653476, 9306952, 18613904]

約数ペア:

[(1, 18613904), (2, 9306952), (4, 4653476), (8, 2326738), (16, 1163369), (233, 79888), (466, 39944), (932, 19972), (1864, 9986), (3728, 4993)]