2019945384678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{835378571}}^1$

素因数の和:835378620

約数の個数: 32

約数和(自身を含む): 4490995203072

約数和(自身を除く): 2471049818394

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 835378571, 1670757142, 2506135713, 5012271426, 10859921423, 21719842846, 25896735701, 32579764269, 51793471402, 65159528538, 77690207103, 155380414206, 336657564113, 673315128226, 1009972692339, 2019945384678]

約数ペア:

[(1, 2019945384678), (2, 1009972692339), (3, 673315128226), (6, 336657564113), (13, 155380414206), (26, 77690207103), (31, 65159528538), (39, 51793471402), (62, 32579764269), (78, 25896735701), (93, 21719842846), (186, 10859921423), (403, 5012271426), (806, 2506135713), (1209, 1670757142), (2418, 835378571)]