18413948

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10781}}^1$

素因数の和:10853

約数の個数: 24

約数和(自身を含む): 37435104

約数和(自身を除く): 19021156

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 10781, 21562, 43124, 75467, 150934, 301868, 657641, 1315282, 2630564, 4603487, 9206974, 18413948]

約数ペア:

[(1, 18413948), (2, 9206974), (4, 4603487), (7, 2630564), (14, 1315282), (28, 657641), (61, 301868), (122, 150934), (244, 75467), (427, 43124), (854, 21562), (1708, 10781)]