2019948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 5456640

約数和(自身を除く): 3436692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 173, 278, 346, 417, 519, 556, 692, 834, 973, 1038, 1211, 1668, 1946, 2076, 2422, 2919, 3633, 3892, 4844, 5838, 7266, 11676, 14532, 24047, 48094, 72141, 96188, 144282, 168329, 288564, 336658, 504987, 673316, 1009974, 2019948]

約数ペア:

[(1, 2019948), (2, 1009974), (3, 673316), (4, 504987), (6, 336658), (7, 288564), (12, 168329), (14, 144282), (21, 96188), (28, 72141), (42, 48094), (84, 24047), (139, 14532), (173, 11676), (278, 7266), (346, 5838), (417, 4844), (519, 3892), (556, 3633), (692, 2919), (834, 2422), (973, 2076), (1038, 1946), (1211, 1668)]