18993458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{1097}}^1$

素因数の和:1897

約数の個数: 16

約数和(自身を含む): 31148064

約数和(自身を除く): 12154606

約数列:

[1, 2, 11, 22, 787, 1097, 1574, 2194, 8657, 12067, 17314, 24134, 863339, 1726678, 9496729, 18993458]

約数ペア:

[(1, 18993458), (2, 9496729), (11, 1726678), (22, 863339), (787, 24134), (1097, 17314), (1574, 12067), (2194, 8657)]