19796608

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11897}}^1$

素因数の和:11924

約数の個数: 32

約数和(自身を含む): 42475860

約数和(自身を除く): 22679252

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11897, 23794, 47588, 95176, 154661, 190352, 309322, 380704, 618644, 761408, 1237288, 1522816, 2474576, 4949152, 9898304, 19796608]

約数ペア:

[(1, 19796608), (2, 9898304), (4, 4949152), (8, 2474576), (13, 1522816), (16, 1237288), (26, 761408), (32, 618644), (52, 380704), (64, 309322), (104, 190352), (128, 154661), (208, 95176), (416, 47588), (832, 23794), (1664, 11897)]