19271308

素因数分解:

$2^2\times 7^2\times {\mathrm{98323}}^1$

素因数の和:98341

約数の個数: 18

約数和(自身を含む): 39231276

約数和(自身を除く): 19959968

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 98323, 196646, 393292, 688261, 1376522, 2753044, 4817827, 9635654, 19271308]

約数ペア:

[(1, 19271308), (2, 9635654), (4, 4817827), (7, 2753044), (14, 1376522), (28, 688261), (49, 393292), (98, 196646), (196, 98323)]