18939790044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1\times {\mathrm{797}}^1$

素因数の和:1516

約数の個数: 144

約数和(自身を含む): 55192003776

約数和(自身を除く): 36252213732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 521, 543, 724, 797, 1042, 1086, 1267, 1563, 1594, 1629, 2084, 2172, 2391, 2534, 3126, 3188, 3258, 3647, 3801, 4689, 4782, 5068, 5579, 6252, 6516, 7173, 7294, 7602, 9378, 9564, 10941, 11158, 11403, 14346, 14588, 15204, 16737, 18756, 21882, 22316, 22806, 28692, 32823, 33474, 43764, 45612, 50211, 65646, 66948, 94301, 100422, 131292, 144257, 188602, 200844, 282903, 288514, 377204, 415237, 432771, 565806, 577028, 660107, 830474, 848709, 865542, 1009799, 1131612, 1245711, 1298313, 1320214, 1660948, 1697418, 1731084, 1980321, 2019598, 2491422, 2596626, 2640428, 2906659, 3029397, 3394836, 3737133, 3960642, 4039196, 4982844, 5193252, 5813318, 5940963, 6058794, 7474266, 7921284, 8719977, 9088191, 11626636, 11881926, 12117588, 14948532, 17439954, 18176382, 23763852, 26159931, 34879908, 36352764, 52319862, 75157897, 104639724, 150315794, 225473691, 300631588, 450947382, 526105279, 676421073, 901894764, 1052210558, 1352842146, 1578315837, 2104421116, 2705684292, 3156631674, 4734947511, 6313263348, 9469895022, 18939790044]

約数ペア:

[(1, 18939790044), (2, 9469895022), (3, 6313263348), (4, 4734947511), (6, 3156631674), (7, 2705684292), (9, 2104421116), (12, 1578315837), (14, 1352842146), (18, 1052210558), (21, 901894764), (28, 676421073), (36, 526105279), (42, 450947382), (63, 300631588), (84, 225473691), (126, 150315794), (181, 104639724), (252, 75157897), (362, 52319862), (521, 36352764), (543, 34879908), (724, 26159931), (797, 23763852), (1042, 18176382), (1086, 17439954), (1267, 14948532), (1563, 12117588), (1594, 11881926), (1629, 11626636), (2084, 9088191), (2172, 8719977), (2391, 7921284), (2534, 7474266), (3126, 6058794), (3188, 5940963), (3258, 5813318), (3647, 5193252), (3801, 4982844), (4689, 4039196), (4782, 3960642), (5068, 3737133), (5579, 3394836), (6252, 3029397), (6516, 2906659), (7173, 2640428), (7294, 2596626), (7602, 2491422), (9378, 2019598), (9564, 1980321), (10941, 1731084), (11158, 1697418), (11403, 1660948), (14346, 1320214), (14588, 1298313), (15204, 1245711), (16737, 1131612), (18756, 1009799), (21882, 865542), (22316, 848709), (22806, 830474), (28692, 660107), (32823, 577028), (33474, 565806), (43764, 432771), (45612, 415237), (50211, 377204), (65646, 288514), (66948, 282903), (94301, 200844), (100422, 188602), (131292, 144257)]