18897738

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{7517}}^1$

素因数の和:7941

約数の個数: 16

約数和(自身を含む): 37890720

約数和(自身を除く): 18992982

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 7517, 15034, 22551, 45102, 3149623, 6299246, 9448869, 18897738]

約数ペア:

[(1, 18897738), (2, 9448869), (3, 6299246), (6, 3149623), (419, 45102), (838, 22551), (1257, 15034), (2514, 7517)]