20404765752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{886547}}^1$

素因数の和:886700

約数の個数: 64

約数和(自身を含む): 58724939520

約数和(自身を除く): 38320173768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 822, 959, 1096, 1644, 1918, 2877, 3288, 3836, 5754, 7672, 11508, 23016, 886547, 1773094, 2659641, 3546188, 5319282, 6205829, 7092376, 10638564, 12411658, 18617487, 21277128, 24823316, 37234974, 49646632, 74469948, 121456939, 148939896, 242913878, 364370817, 485827756, 728741634, 850198573, 971655512, 1457483268, 1700397146, 2550595719, 2914966536, 3400794292, 5101191438, 6801588584, 10202382876, 20404765752]

約数ペア:

[(1, 20404765752), (2, 10202382876), (3, 6801588584), (4, 5101191438), (6, 3400794292), (7, 2914966536), (8, 2550595719), (12, 1700397146), (14, 1457483268), (21, 971655512), (24, 850198573), (28, 728741634), (42, 485827756), (56, 364370817), (84, 242913878), (137, 148939896), (168, 121456939), (274, 74469948), (411, 49646632), (548, 37234974), (822, 24823316), (959, 21277128), (1096, 18617487), (1644, 12411658), (1918, 10638564), (2877, 7092376), (3288, 6205829), (3836, 5319282), (5754, 3546188), (7672, 2659641), (11508, 1773094), (23016, 886547)]