4257976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 8514000

約数和(自身を除く): 4256024

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 257, 436, 514, 872, 1028, 2056, 2071, 4142, 4883, 8284, 9766, 16568, 19532, 28013, 39064, 56026, 112052, 224104, 532247, 1064494, 2128988, 4257976]

約数ペア:

[(1, 4257976), (2, 2128988), (4, 1064494), (8, 532247), (19, 224104), (38, 112052), (76, 56026), (109, 39064), (152, 28013), (218, 19532), (257, 16568), (436, 9766), (514, 8284), (872, 4883), (1028, 4142), (2056, 2071)]