2019809491

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3919}}^1$

素因数の和:4075

約数の個数: 32

約数和(自身を含む): 2519838720

約数和(自身を除く): 500029229

約数列:

[1, 7, 17, 61, 71, 119, 427, 497, 1037, 1207, 3919, 4331, 7259, 8449, 27433, 30317, 66623, 73627, 239059, 278249, 466361, 515389, 1673413, 1947743, 4064003, 4730233, 16973189, 28448021, 33111631, 118812323, 288544213, 2019809491]

約数ペア:

[(1, 2019809491), (7, 288544213), (17, 118812323), (61, 33111631), (71, 28448021), (119, 16973189), (427, 4730233), (497, 4064003), (1037, 1947743), (1207, 1673413), (3919, 515389), (4331, 466361), (7259, 278249), (8449, 239059), (27433, 73627), (30317, 66623)]