18741926

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9631}}^1$

素因数の和:9779

約数の個数: 16

約数和(自身を含む): 32363520

約数和(自身を除く): 13621594

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 9631, 19262, 67417, 134834, 1338709, 2677418, 9370963, 18741926]

約数ペア:

[(1, 18741926), (2, 9370963), (7, 2677418), (14, 1338709), (139, 134834), (278, 67417), (973, 19262), (1946, 9631)]