19889676

素因数分解:

$2^2\times 3^2\times {\mathrm{552491}}^1$

素因数の和:552501

約数の個数: 18

約数和(自身を含む): 50276772

約数和(自身を除く): 30387096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 552491, 1104982, 1657473, 2209964, 3314946, 4972419, 6629892, 9944838, 19889676]

約数ペア:

[(1, 19889676), (2, 9944838), (3, 6629892), (4, 4972419), (6, 3314946), (9, 2209964), (12, 1657473), (18, 1104982), (36, 552491)]