20277306

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6997}}^1$

素因数の和:7035

約数の個数: 48

約数和(自身を含む): 52401024

約数和(自身を除く): 32123718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6997, 13994, 20991, 41982, 48979, 62973, 97958, 125946, 146937, 160931, 293874, 321862, 440811, 482793, 881622, 965586, 1126517, 1448379, 2253034, 2896758, 3379551, 6759102, 10138653, 20277306]

約数ペア:

[(1, 20277306), (2, 10138653), (3, 6759102), (6, 3379551), (7, 2896758), (9, 2253034), (14, 1448379), (18, 1126517), (21, 965586), (23, 881622), (42, 482793), (46, 440811), (63, 321862), (69, 293874), (126, 160931), (138, 146937), (161, 125946), (207, 97958), (322, 62973), (414, 48979), (483, 41982), (966, 20991), (1449, 13994), (2898, 6997)]