201210988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2383}}^1$

素因数の和:2518

約数の個数: 48

約数和(自身を含む): 408522240

約数和(自身を除く): 207311252

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 101, 202, 209, 404, 418, 836, 1111, 1919, 2222, 2383, 3838, 4444, 4766, 7676, 9532, 21109, 26213, 42218, 45277, 52426, 84436, 90554, 104852, 181108, 240683, 481366, 498047, 962732, 996094, 1992188, 2647513, 4572977, 5295026, 9145954, 10590052, 18291908, 50302747, 100605494, 201210988]

約数ペア:

[(1, 201210988), (2, 100605494), (4, 50302747), (11, 18291908), (19, 10590052), (22, 9145954), (38, 5295026), (44, 4572977), (76, 2647513), (101, 1992188), (202, 996094), (209, 962732), (404, 498047), (418, 481366), (836, 240683), (1111, 181108), (1919, 104852), (2222, 90554), (2383, 84436), (3838, 52426), (4444, 45277), (4766, 42218), (7676, 26213), (9532, 21109)]