20394066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4013}}^1$

素因数の和:4047

約数の個数: 48

約数和(自身を含む): 51250752

約数和(自身を除く): 30856686

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 4013, 5082, 8026, 12039, 24078, 28091, 44143, 56182, 84273, 88286, 132429, 168546, 264858, 309001, 485573, 618002, 927003, 971146, 1456719, 1854006, 2913438, 3399011, 6798022, 10197033, 20394066]

約数ペア:

[(1, 20394066), (2, 10197033), (3, 6798022), (6, 3399011), (7, 2913438), (11, 1854006), (14, 1456719), (21, 971146), (22, 927003), (33, 618002), (42, 485573), (66, 309001), (77, 264858), (121, 168546), (154, 132429), (231, 88286), (242, 84273), (363, 56182), (462, 44143), (726, 28091), (847, 24078), (1694, 12039), (2541, 8026), (4013, 5082)]