19796644

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1103}}^1$

素因数の和:1755

約数の個数: 24

約数和(自身を含む): 39691008

約数和(自身を除く): 19894364

約数列:

[1, 2, 4, 7, 14, 28, 641, 1103, 1282, 2206, 2564, 4412, 4487, 7721, 8974, 15442, 17948, 30884, 707023, 1414046, 2828092, 4949161, 9898322, 19796644]

約数ペア:

[(1, 19796644), (2, 9898322), (4, 4949161), (7, 2828092), (14, 1414046), (28, 707023), (641, 30884), (1103, 17948), (1282, 15442), (2206, 8974), (2564, 7721), (4412, 4487)]