1648208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3362

約数の個数: 20

約数和(自身を含む): 3297408

約数和(自身を除く): 1649200

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3323, 6646, 13292, 26584, 53168, 103013, 206026, 412052, 824104, 1648208]

約数ペア:

[(1, 1648208), (2, 824104), (4, 412052), (8, 206026), (16, 103013), (31, 53168), (62, 26584), (124, 13292), (248, 6646), (496, 3323)]