2907248

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1784

約数の個数: 20

約数和(自身を含む): 5687880

約数和(自身を除く): 2780632

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1667, 1744, 3334, 6668, 13336, 26672, 181703, 363406, 726812, 1453624, 2907248]

約数ペア:

[(1, 2907248), (2, 1453624), (4, 726812), (8, 363406), (16, 181703), (109, 26672), (218, 13336), (436, 6668), (872, 3334), (1667, 1744)]