19734988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54217}}^1$

素因数の和:54241

約数の個数: 24

約数和(自身を含む): 42506912

約数和(自身を除く): 22771924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54217, 108434, 216868, 379519, 704821, 759038, 1409642, 1518076, 2819284, 4933747, 9867494, 19734988]

約数ペア:

[(1, 19734988), (2, 9867494), (4, 4933747), (7, 2819284), (13, 1518076), (14, 1409642), (26, 759038), (28, 704821), (52, 379519), (91, 216868), (182, 108434), (364, 54217)]