19356028

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1297

約数の個数: 24

約数和(自身を含む): 35248640

約数和(自身を除く): 15892612

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 1123, 2246, 4309, 4492, 8618, 17236, 34813, 69626, 139252, 156097, 312194, 624388, 4839007, 9678014, 19356028]

約数ペア:

[(1, 19356028), (2, 9678014), (4, 4839007), (31, 624388), (62, 312194), (124, 156097), (139, 139252), (278, 69626), (556, 34813), (1123, 17236), (2246, 8618), (4309, 4492)]