19101978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{151603}}^1$

素因数の和:151618

約数の個数: 24

約数和(自身を含む): 47300448

約数和(自身を除く): 28198470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 151603, 303206, 454809, 909618, 1061221, 1364427, 2122442, 2728854, 3183663, 6367326, 9550989, 19101978]

約数ペア:

[(1, 19101978), (2, 9550989), (3, 6367326), (6, 3183663), (7, 2728854), (9, 2122442), (14, 1364427), (18, 1061221), (21, 909618), (42, 454809), (63, 303206), (126, 151603)]