20927005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6449}}^1$

素因数の和:6524

約数の個数: 16

約数和(自身を含む): 27864000

約数和(自身を除く): 6936995

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 6449, 32245, 70939, 354695, 380491, 1902455, 4185401, 20927005]

約数ペア:

[(1, 20927005), (5, 4185401), (11, 1902455), (55, 380491), (59, 354695), (295, 70939), (649, 32245), (3245, 6449)]