20168965118

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2183261}}^1$

素因数の和:2183443

約数の個数: 16

約数和(自身を含む): 31438972800

約数和(自身を除く): 11270007682

約数列:

[1, 2, 31, 62, 149, 298, 4619, 9238, 2183261, 4366522, 67681091, 135362182, 325305889, 650611778, 10084482559, 20168965118]

約数ペア:

[(1, 20168965118), (2, 10084482559), (31, 650611778), (62, 325305889), (149, 135362182), (298, 67681091), (4619, 4366522), (9238, 2183261)]