208653896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{124793}}^1$

素因数の和:124829

約数の個数: 32

約数和(自身を含む): 449258400

約数和(自身を除く): 240604504

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 124793, 249586, 499172, 998344, 1372723, 2371067, 2745446, 4742134, 5490892, 9484268, 10981784, 18968536, 26081737, 52163474, 104326948, 208653896]

約数ペア:

[(1, 208653896), (2, 104326948), (4, 52163474), (8, 26081737), (11, 18968536), (19, 10981784), (22, 9484268), (38, 5490892), (44, 4742134), (76, 2745446), (88, 2371067), (152, 1372723), (209, 998344), (418, 499172), (836, 249586), (1672, 124793)]