19990338

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{877}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 41722560

約数和(自身を除く): 21732222

約数列:

[1, 2, 3, 6, 29, 58, 87, 131, 174, 262, 393, 786, 877, 1754, 2631, 3799, 5262, 7598, 11397, 22794, 25433, 50866, 76299, 114887, 152598, 229774, 344661, 689322, 3331723, 6663446, 9995169, 19990338]

約数ペア:

[(1, 19990338), (2, 9995169), (3, 6663446), (6, 3331723), (29, 689322), (58, 344661), (87, 229774), (131, 152598), (174, 114887), (262, 76299), (393, 50866), (786, 25433), (877, 22794), (1754, 11397), (2631, 7598), (3799, 5262)]