19138645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 24135552

約数和(自身を除く): 4996907

約数列:

[1, 5, 23, 115, 163, 815, 1021, 3749, 5105, 18745, 23483, 117415, 166423, 832115, 3827729, 19138645]

約数ペア:

[(1, 19138645), (5, 3827729), (23, 832115), (115, 166423), (163, 117415), (815, 23483), (1021, 18745), (3749, 5105)]