18123954

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2242

約数の個数: 32

約数和(自身を含む): 38461824

約数和(自身を除く): 20337870

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 122, 138, 183, 366, 1403, 2153, 2806, 4209, 4306, 6459, 8418, 12918, 49519, 99038, 131333, 148557, 262666, 297114, 393999, 787998, 3020659, 6041318, 9061977, 18123954]

約数ペア:

[(1, 18123954), (2, 9061977), (3, 6041318), (6, 3020659), (23, 787998), (46, 393999), (61, 297114), (69, 262666), (122, 148557), (138, 131333), (183, 99038), (366, 49519), (1403, 12918), (2153, 8418), (2806, 6459), (4209, 4306)]