18958846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7027}}^1$

素因数の和:7119

約数の個数: 16

約数和(自身を含む): 30360960

約数和(自身を除く): 11402114

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7027, 14054, 133513, 267026, 498917, 997834, 9479423, 18958846]

約数ペア:

[(1, 18958846), (2, 9479423), (19, 997834), (38, 498917), (71, 267026), (142, 133513), (1349, 14054), (2698, 7027)]