19323890

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3709}}^1$

素因数の和:4237

約数の個数: 16

約数和(自身を含む): 34859160

約数和(自身を除く): 15535270

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 3709, 5210, 7418, 18545, 37090, 1932389, 3864778, 9661945, 19323890]

約数ペア:

[(1, 19323890), (2, 9661945), (5, 3864778), (10, 1932389), (521, 37090), (1042, 18545), (2605, 7418), (3709, 5210)]