64788176

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{213119}}^1$

素因数の和:213146

約数の個数: 20

約数和(自身を含む): 132134400

約数和(自身を除く): 67346224

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 213119, 426238, 852476, 1704952, 3409904, 4049261, 8098522, 16197044, 32394088, 64788176]

約数ペア:

[(1, 64788176), (2, 32394088), (4, 16197044), (8, 8098522), (16, 4049261), (19, 3409904), (38, 1704952), (76, 852476), (152, 426238), (304, 213119)]