664528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1062

約数の個数: 20

約数和(自身を含む): 1320228

約数和(自身を除く): 655700

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1013, 2026, 4052, 8104, 16208, 41533, 83066, 166132, 332264, 664528]

約数ペア:

[(1, 664528), (2, 332264), (4, 166132), (8, 83066), (16, 41533), (41, 16208), (82, 8104), (164, 4052), (328, 2026), (656, 1013)]