20409084

素因数分解:

$2^2\times 3^7\times {\mathrm{2333}}^1$

素因数の和:2358

約数の個数: 48

約数和(自身を含む): 53588640

約数和(自身を除く): 33179556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2333, 2916, 4374, 4666, 6999, 8748, 9332, 13998, 20997, 27996, 41994, 62991, 83988, 125982, 188973, 251964, 377946, 566919, 755892, 1133838, 1700757, 2267676, 3401514, 5102271, 6803028, 10204542, 20409084]

約数ペア:

[(1, 20409084), (2, 10204542), (3, 6803028), (4, 5102271), (6, 3401514), (9, 2267676), (12, 1700757), (18, 1133838), (27, 755892), (36, 566919), (54, 377946), (81, 251964), (108, 188973), (162, 125982), (243, 83988), (324, 62991), (486, 41994), (729, 27996), (972, 20997), (1458, 13998), (2187, 9332), (2333, 8748), (2916, 6999), (4374, 4666)]