19383028

素因数分解:

$2^2\times 7^2\times {\mathrm{98893}}^1$

素因数の和:98911

約数の個数: 18

約数和(自身を含む): 39458706

約数和(自身を除く): 20075678

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 98893, 197786, 395572, 692251, 1384502, 2769004, 4845757, 9691514, 19383028]

約数ペア:

[(1, 19383028), (2, 9691514), (4, 4845757), (7, 2769004), (14, 1384502), (28, 692251), (49, 395572), (98, 197786), (196, 98893)]