20862396

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13477}}^1$

素因数の和:13530

約数の個数: 36

約数和(自身を含む): 53965912

約数和(自身を除く): 33103516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13477, 26954, 40431, 53908, 80862, 121293, 161724, 242586, 485172, 579511, 1159022, 1738533, 2318044, 3477066, 5215599, 6954132, 10431198, 20862396]

約数ペア:

[(1, 20862396), (2, 10431198), (3, 6954132), (4, 5215599), (6, 3477066), (9, 2318044), (12, 1738533), (18, 1159022), (36, 579511), (43, 485172), (86, 242586), (129, 161724), (172, 121293), (258, 80862), (387, 53908), (516, 40431), (774, 26954), (1548, 13477)]