20553309252

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{64577}}^1$

素因数の和:65018

約数の個数: 96

約数和(自身を含む): 61044291840

約数和(自身を除く): 40490982588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 421, 756, 842, 1263, 1684, 2526, 2947, 3789, 5052, 5894, 7578, 8841, 11367, 11788, 15156, 17682, 22734, 26523, 35364, 45468, 53046, 64577, 79569, 106092, 129154, 159138, 193731, 258308, 318276, 387462, 452039, 581193, 774924, 904078, 1162386, 1356117, 1743579, 1808156, 2324772, 2712234, 3487158, 4068351, 5424468, 6974316, 8136702, 12205053, 16273404, 24410106, 27186917, 48820212, 54373834, 81560751, 108747668, 163121502, 190308419, 244682253, 326243004, 380616838, 489364506, 570925257, 734046759, 761233676, 978729012, 1141850514, 1468093518, 1712775771, 2283701028, 2936187036, 3425551542, 5138327313, 6851103084, 10276654626, 20553309252]

約数ペア:

[(1, 20553309252), (2, 10276654626), (3, 6851103084), (4, 5138327313), (6, 3425551542), (7, 2936187036), (9, 2283701028), (12, 1712775771), (14, 1468093518), (18, 1141850514), (21, 978729012), (27, 761233676), (28, 734046759), (36, 570925257), (42, 489364506), (54, 380616838), (63, 326243004), (84, 244682253), (108, 190308419), (126, 163121502), (189, 108747668), (252, 81560751), (378, 54373834), (421, 48820212), (756, 27186917), (842, 24410106), (1263, 16273404), (1684, 12205053), (2526, 8136702), (2947, 6974316), (3789, 5424468), (5052, 4068351), (5894, 3487158), (7578, 2712234), (8841, 2324772), (11367, 1808156), (11788, 1743579), (15156, 1356117), (17682, 1162386), (22734, 904078), (26523, 774924), (35364, 581193), (45468, 452039), (53046, 387462), (64577, 318276), (79569, 258308), (106092, 193731), (129154, 159138)]