20547288

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16787}}^1$

素因数の和:16816

約数の個数: 48

約数和(自身を含む): 58925880

約数和(自身を除く): 38378592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16787, 33574, 50361, 67148, 100722, 134296, 151083, 201444, 285379, 302166, 402888, 570758, 604332, 856137, 1141516, 1208664, 1712274, 2283032, 2568411, 3424548, 5136822, 6849096, 10273644, 20547288]

約数ペア:

[(1, 20547288), (2, 10273644), (3, 6849096), (4, 5136822), (6, 3424548), (8, 2568411), (9, 2283032), (12, 1712274), (17, 1208664), (18, 1141516), (24, 856137), (34, 604332), (36, 570758), (51, 402888), (68, 302166), (72, 285379), (102, 201444), (136, 151083), (153, 134296), (204, 100722), (306, 67148), (408, 50361), (612, 33574), (1224, 16787)]