209907512

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{1823}}^1$

素因数の和:2255

約数の個数: 32

約数和(自身を含む): 405475200

約数和(自身を除く): 195567688

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 389, 778, 1556, 1823, 3112, 3646, 7292, 14393, 14584, 28786, 57572, 67451, 115144, 134902, 269804, 539608, 709147, 1418294, 2836588, 5673176, 26238439, 52476878, 104953756, 209907512]

約数ペア:

[(1, 209907512), (2, 104953756), (4, 52476878), (8, 26238439), (37, 5673176), (74, 2836588), (148, 1418294), (296, 709147), (389, 539608), (778, 269804), (1556, 134902), (1823, 115144), (3112, 67451), (3646, 57572), (7292, 28786), (14393, 14584)]