26784908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1789}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 49618800

約数和(自身を除く): 22833892

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 1789, 3578, 3743, 7156, 7486, 14972, 33991, 67982, 135964, 352433, 704866, 1409732, 6696227, 13392454, 26784908]

約数ペア:

[(1, 26784908), (2, 13392454), (4, 6696227), (19, 1409732), (38, 704866), (76, 352433), (197, 135964), (394, 67982), (788, 33991), (1789, 14972), (3578, 7486), (3743, 7156)]