664453936

素因数分解:

$2^4\times {\mathrm{4409}}^1\times {\mathrm{9419}}^1$

素因数の和:13836

約数の個数: 20

約数和(自身を含む): 1287808200

約数和(自身を除く): 623354264

約数列:

[1, 2, 4, 8, 16, 4409, 8818, 9419, 17636, 18838, 35272, 37676, 70544, 75352, 150704, 41528371, 83056742, 166113484, 332226968, 664453936]

約数ペア:

[(1, 664453936), (2, 332226968), (4, 166113484), (8, 83056742), (16, 41528371), (4409, 150704), (8818, 75352), (9419, 70544), (17636, 37676), (18838, 35272)]