1881345344

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{4943}}^1$

素因数の和:5287

約数の個数: 56

約数和(自身を含む): 3943136640

約数和(自身を除く): 2061791296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 313, 608, 626, 1216, 1252, 2504, 4943, 5008, 5947, 9886, 10016, 11894, 19772, 20032, 23788, 39544, 47576, 79088, 93917, 95152, 158176, 187834, 190304, 316352, 375668, 380608, 751336, 1502672, 1547159, 3005344, 3094318, 6010688, 6188636, 12377272, 24754544, 29396021, 49509088, 58792042, 99018176, 117584084, 235168168, 470336336, 940672672, 1881345344]

約数ペア:

[(1, 1881345344), (2, 940672672), (4, 470336336), (8, 235168168), (16, 117584084), (19, 99018176), (32, 58792042), (38, 49509088), (64, 29396021), (76, 24754544), (152, 12377272), (304, 6188636), (313, 6010688), (608, 3094318), (626, 3005344), (1216, 1547159), (1252, 1502672), (2504, 751336), (4943, 380608), (5008, 375668), (5947, 316352), (9886, 190304), (10016, 187834), (11894, 158176), (19772, 95152), (20032, 93917), (23788, 79088), (39544, 47576)]