18991107070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{146085439}}^1$

素因数の和:146085459

約数の個数: 16

約数和(自身を含む): 36813530880

約数和(自身を除く): 17822423810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 146085439, 292170878, 730427195, 1460854390, 1899110707, 3798221414, 9495553535, 18991107070]

約数ペア:

[(1, 18991107070), (2, 9495553535), (5, 3798221414), (10, 1899110707), (13, 1460854390), (26, 730427195), (65, 292170878), (130, 146085439)]