19687494

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{797}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 21680826

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 179, 358, 537, 797, 1074, 1594, 2391, 4117, 4782, 8234, 12351, 18331, 24702, 36662, 54993, 109986, 142663, 285326, 427989, 855978, 3281249, 6562498, 9843747, 19687494]

約数ペア:

[(1, 19687494), (2, 9843747), (3, 6562498), (6, 3281249), (23, 855978), (46, 427989), (69, 285326), (138, 142663), (179, 109986), (358, 54993), (537, 36662), (797, 24702), (1074, 18331), (1594, 12351), (2391, 8234), (4117, 4782)]