20136425868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{394739}}^1$

素因数の和:394871

約数の個数: 72

約数和(自身を含む): 55318863600

約数和(自身を除く): 35182437732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1962, 2834, 3924, 4251, 5668, 8502, 12753, 17004, 25506, 51012, 394739, 789478, 1184217, 1578956, 2368434, 3552651, 4736868, 5131607, 7105302, 10263214, 14210604, 15394821, 20526428, 30789642, 43026551, 46184463, 61579284, 86053102, 92368926, 129079653, 172106204, 184737852, 258159306, 387238959, 516318612, 559345163, 774477918, 1118690326, 1548955836, 1678035489, 2237380652, 3356070978, 5034106467, 6712141956, 10068212934, 20136425868]

約数ペア:

[(1, 20136425868), (2, 10068212934), (3, 6712141956), (4, 5034106467), (6, 3356070978), (9, 2237380652), (12, 1678035489), (13, 1548955836), (18, 1118690326), (26, 774477918), (36, 559345163), (39, 516318612), (52, 387238959), (78, 258159306), (109, 184737852), (117, 172106204), (156, 129079653), (218, 92368926), (234, 86053102), (327, 61579284), (436, 46184463), (468, 43026551), (654, 30789642), (981, 20526428), (1308, 15394821), (1417, 14210604), (1962, 10263214), (2834, 7105302), (3924, 5131607), (4251, 4736868), (5668, 3552651), (8502, 2368434), (12753, 1578956), (17004, 1184217), (25506, 789478), (51012, 394739)]