18873099

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15767}}^1$

素因数の和:15799

約数の個数: 24

約数和(自身を含む): 32797440

約数和(自身を除く): 13924341

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 15767, 47301, 110369, 141903, 299573, 331107, 898719, 993321, 2097011, 2696157, 6291033, 18873099]

約数ペア:

[(1, 18873099), (3, 6291033), (7, 2696157), (9, 2097011), (19, 993321), (21, 898719), (57, 331107), (63, 299573), (133, 141903), (171, 110369), (399, 47301), (1197, 15767)]