208996876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 407151360

約数和(自身を除く): 198154484

約数列:

[1, 2, 4, 11, 22, 44, 101, 131, 202, 262, 359, 404, 524, 718, 1111, 1436, 1441, 2222, 2882, 3949, 4444, 5764, 7898, 13231, 15796, 26462, 36259, 47029, 52924, 72518, 94058, 145036, 145541, 188116, 291082, 398849, 517319, 582164, 797698, 1034638, 1595396, 2069276, 4749929, 9499858, 18999716, 52249219, 104498438, 208996876]

約数ペア:

[(1, 208996876), (2, 104498438), (4, 52249219), (11, 18999716), (22, 9499858), (44, 4749929), (101, 2069276), (131, 1595396), (202, 1034638), (262, 797698), (359, 582164), (404, 517319), (524, 398849), (718, 291082), (1111, 188116), (1436, 145541), (1441, 145036), (2222, 94058), (2882, 72518), (3949, 52924), (4444, 47029), (5764, 36259), (7898, 26462), (13231, 15796)]