18640254

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1447}}^1$

素因数の和:1584

約数の個数: 32

約数和(自身を含む): 39617280

約数和(自身を除く): 20977026

約数列:

[1, 2, 3, 6, 19, 38, 57, 113, 114, 226, 339, 678, 1447, 2147, 2894, 4294, 4341, 6441, 8682, 12882, 27493, 54986, 82479, 163511, 164958, 327022, 490533, 981066, 3106709, 6213418, 9320127, 18640254]

約数ペア:

[(1, 18640254), (2, 9320127), (3, 6213418), (6, 3106709), (19, 981066), (38, 490533), (57, 327022), (113, 164958), (114, 163511), (226, 82479), (339, 54986), (678, 27493), (1447, 12882), (2147, 8682), (2894, 6441), (4294, 4341)]