20387592

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2603

約数の個数: 64

約数和(自身を含む): 58185600

約数和(自身を除く): 37798008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2551, 2664, 3996, 5102, 7653, 7992, 10204, 15306, 20408, 22959, 30612, 45918, 61224, 68877, 91836, 94387, 137754, 183672, 188774, 275508, 283161, 377548, 551016, 566322, 755096, 849483, 1132644, 1698966, 2265288, 2548449, 3397932, 5096898, 6795864, 10193796, 20387592]

約数ペア:

[(1, 20387592), (2, 10193796), (3, 6795864), (4, 5096898), (6, 3397932), (8, 2548449), (9, 2265288), (12, 1698966), (18, 1132644), (24, 849483), (27, 755096), (36, 566322), (37, 551016), (54, 377548), (72, 283161), (74, 275508), (108, 188774), (111, 183672), (148, 137754), (216, 94387), (222, 91836), (296, 68877), (333, 61224), (444, 45918), (666, 30612), (888, 22959), (999, 20408), (1332, 15306), (1998, 10204), (2551, 7992), (2664, 7653), (3996, 5102)]