20089949648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1361}}^1\times {\mathrm{54269}}^1$

素因数の和:55655

約数の個数: 40

約数和(自身を含む): 41244982920

約数和(自身を除く): 21155033272

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1361, 2722, 5444, 10888, 21776, 23137, 46274, 54269, 92548, 108538, 185096, 217076, 370192, 434152, 868304, 922573, 1845146, 3690292, 7380584, 14761168, 73860109, 147720218, 295440436, 590880872, 1181761744, 1255621853, 2511243706, 5022487412, 10044974824, 20089949648]

約数ペア:

[(1, 20089949648), (2, 10044974824), (4, 5022487412), (8, 2511243706), (16, 1255621853), (17, 1181761744), (34, 590880872), (68, 295440436), (136, 147720218), (272, 73860109), (1361, 14761168), (2722, 7380584), (5444, 3690292), (10888, 1845146), (21776, 922573), (23137, 868304), (46274, 434152), (54269, 370192), (92548, 217076), (108538, 185096)]