20492755915

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{12917}}^1$

素因数の和:13143

約数の個数: 32

約数和(自身を含む): 25782261120

約数和(自身を除く): 5289505205

約数列:

[1, 5, 41, 71, 109, 205, 355, 545, 2911, 4469, 7739, 12917, 14555, 22345, 38695, 64585, 317299, 529597, 917107, 1407953, 1586495, 2647985, 4585535, 7039765, 37601387, 57726073, 99964663, 188006935, 288630365, 499823315, 4098551183, 20492755915]

約数ペア:

[(1, 20492755915), (5, 4098551183), (41, 499823315), (71, 288630365), (109, 188006935), (205, 99964663), (355, 57726073), (545, 37601387), (2911, 7039765), (4469, 4585535), (7739, 2647985), (12917, 1586495), (14555, 1407953), (22345, 917107), (38695, 529597), (64585, 317299)]