208754986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{23663}}^1$

素因数の和:24077

約数の個数: 16

約数和(自身を含む): 342465408

約数和(自身を除く): 133710422

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 23663, 47326, 260293, 520586, 9488863, 18977726, 104377493, 208754986]

約数ペア:

[(1, 208754986), (2, 104377493), (11, 18977726), (22, 9488863), (401, 520586), (802, 260293), (4411, 47326), (8822, 23663)]