7638038

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 24

約数和(自身を含む): 12344400

約数和(自身を除く): 4706362

約数列:

[1, 2, 19, 38, 71, 142, 149, 298, 361, 722, 1349, 2698, 2831, 5662, 10579, 21158, 25631, 51262, 53789, 107578, 201001, 402002, 3819019, 7638038]

約数ペア:

[(1, 7638038), (2, 3819019), (19, 402002), (38, 201001), (71, 107578), (142, 53789), (149, 51262), (298, 25631), (361, 21158), (722, 10579), (1349, 5662), (2698, 2831)]