18476816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60779}}^1$

素因数の和:60806

約数の個数: 20

約数和(自身を含む): 37683600

約数和(自身を除く): 19206784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60779, 121558, 243116, 486232, 972464, 1154801, 2309602, 4619204, 9238408, 18476816]

約数ペア:

[(1, 18476816), (2, 9238408), (4, 4619204), (8, 2309602), (16, 1154801), (19, 972464), (38, 486232), (76, 243116), (152, 121558), (304, 60779)]