647528892

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2840039}}^1$

素因数の和:2840065

約数の個数: 24

約数和(自身を含む): 1590422400

約数和(自身を除く): 942893508

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 2840039, 5680078, 8520117, 11360156, 17040234, 34080468, 53960741, 107921482, 161882223, 215842964, 323764446, 647528892]

約数ペア:

[(1, 647528892), (2, 323764446), (3, 215842964), (4, 161882223), (6, 107921482), (12, 53960741), (19, 34080468), (38, 17040234), (57, 11360156), (76, 8520117), (114, 5680078), (228, 2840039)]