20145707164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1\times {\mathrm{6917}}^1$

素因数の和:8758

約数の個数: 48

約数和(自身を含む): 39527238240

約数和(自身を除く): 19381531076

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 1789, 3578, 6917, 7156, 13834, 19679, 27668, 39358, 66193, 76087, 78716, 132386, 152174, 255929, 264772, 304348, 511858, 728123, 1023716, 1456246, 2815219, 2912492, 5630438, 11260876, 12374513, 24749026, 49498052, 136119643, 272239286, 457856981, 544478572, 915713962, 1831427924, 5036426791, 10072853582, 20145707164]

約数ペア:

[(1, 20145707164), (2, 10072853582), (4, 5036426791), (11, 1831427924), (22, 915713962), (37, 544478572), (44, 457856981), (74, 272239286), (148, 136119643), (407, 49498052), (814, 24749026), (1628, 12374513), (1789, 11260876), (3578, 5630438), (6917, 2912492), (7156, 2815219), (13834, 1456246), (19679, 1023716), (27668, 728123), (39358, 511858), (66193, 304348), (76087, 264772), (78716, 255929), (132386, 152174)]