19138738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5659}}^1$

素因数の和:5769

約数の個数: 16

約数和(自身を含む): 30564000

約数和(自身を除く): 11425262

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 5659, 11318, 107521, 215042, 503651, 1007302, 9569369, 19138738]

約数ペア:

[(1, 19138738), (2, 9569369), (19, 1007302), (38, 503651), (89, 215042), (178, 107521), (1691, 11318), (3382, 5659)]