19354384

素因数分解:

$2^4\times 7^1\times {\mathrm{172807}}^1$

素因数の和:172822

約数の個数: 20

約数和(自身を含む): 42856384

約数和(自身を除く): 23502000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172807, 345614, 691228, 1209649, 1382456, 2419298, 2764912, 4838596, 9677192, 19354384]

約数ペア:

[(1, 19354384), (2, 9677192), (4, 4838596), (7, 2764912), (8, 2419298), (14, 1382456), (16, 1209649), (28, 691228), (56, 345614), (112, 172807)]