39645904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{145757}}^1$

素因数の和:145782

約数の個数: 20

約数和(自身を含む): 81332964

約数和(自身を除く): 41687060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 145757, 291514, 583028, 1166056, 2332112, 2477869, 4955738, 9911476, 19822952, 39645904]

約数ペア:

[(1, 39645904), (2, 19822952), (4, 9911476), (8, 4955738), (16, 2477869), (17, 2332112), (34, 1166056), (68, 583028), (136, 291514), (272, 145757)]