31287376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1147

約数の個数: 40

約数和(自身を含む): 64504800

約数和(自身を除く): 33217424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 1019, 1616, 1919, 2038, 3838, 4076, 7676, 8152, 15352, 16304, 19361, 30704, 38722, 77444, 102919, 154888, 205838, 309776, 411676, 823352, 1646704, 1955461, 3910922, 7821844, 15643688, 31287376]

約数ペア:

[(1, 31287376), (2, 15643688), (4, 7821844), (8, 3910922), (16, 1955461), (19, 1646704), (38, 823352), (76, 411676), (101, 309776), (152, 205838), (202, 154888), (304, 102919), (404, 77444), (808, 38722), (1019, 30704), (1616, 19361), (1919, 16304), (2038, 15352), (3838, 8152), (4076, 7676)]