20145309854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{163}}^1\times {\mathrm{1759}}^1$

素因数の和:2029

約数の個数: 48

約数和(自身を含む): 32783731200

約数和(自身を除く): 12638421346

約数列:

[1, 2, 19, 38, 43, 86, 163, 326, 817, 1634, 1759, 1849, 3097, 3518, 3698, 6194, 7009, 14018, 33421, 35131, 66842, 70262, 75637, 133171, 151274, 266342, 286717, 301387, 573434, 602774, 1437103, 2874206, 3252391, 5447623, 5726353, 6504782, 10895246, 11452706, 12328831, 24657662, 61795429, 123590858, 234247789, 468495578, 530139733, 1060279466, 10072654927, 20145309854]

約数ペア:

[(1, 20145309854), (2, 10072654927), (19, 1060279466), (38, 530139733), (43, 468495578), (86, 234247789), (163, 123590858), (326, 61795429), (817, 24657662), (1634, 12328831), (1759, 11452706), (1849, 10895246), (3097, 6504782), (3518, 5726353), (3698, 5447623), (6194, 3252391), (7009, 2874206), (14018, 1437103), (33421, 602774), (35131, 573434), (66842, 301387), (70262, 286717), (75637, 266342), (133171, 151274)]