18821236

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{11393}}^1$

素因数の和:11463

約数の個数: 24

約数和(自身を含む): 38283840

約数和(自身を除く): 19462604

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 11393, 22786, 45572, 79751, 159502, 319004, 672187, 1344374, 2688748, 4705309, 9410618, 18821236]

約数ペア:

[(1, 18821236), (2, 9410618), (4, 4705309), (7, 2688748), (14, 1344374), (28, 672187), (59, 319004), (118, 159502), (236, 79751), (413, 45572), (826, 22786), (1652, 11393)]