18743913

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{4157}}^1$

素因数の和:4333

約数の個数: 16

約数和(自身を含む): 27941760

約数和(自身を除く): 9197847

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4157, 4509, 12471, 37413, 112239, 694219, 2082657, 6247971, 18743913]

約数ペア:

[(1, 18743913), (3, 6247971), (9, 2082657), (27, 694219), (167, 112239), (501, 37413), (1503, 12471), (4157, 4509)]