20160507688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1\times {\mathrm{5639}}^1$

素因数の和:6254

約数の個数: 64

約数和(自身を含む): 40797504000

約数和(自身を除く): 20636996312

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 547, 817, 1094, 1634, 2188, 3268, 4376, 5639, 6536, 10393, 11278, 20786, 22556, 23521, 41572, 45112, 47042, 83144, 94084, 107141, 188168, 214282, 242477, 428564, 446899, 484954, 857128, 893798, 969908, 1787596, 1939816, 3084533, 3575192, 4607063, 6169066, 9214126, 12338132, 18428252, 24676264, 36856504, 58606127, 117212254, 132634919, 234424508, 265269838, 468849016, 530539676, 1061079352, 2520063461, 5040126922, 10080253844, 20160507688]

約数ペア:

[(1, 20160507688), (2, 10080253844), (4, 5040126922), (8, 2520063461), (19, 1061079352), (38, 530539676), (43, 468849016), (76, 265269838), (86, 234424508), (152, 132634919), (172, 117212254), (344, 58606127), (547, 36856504), (817, 24676264), (1094, 18428252), (1634, 12338132), (2188, 9214126), (3268, 6169066), (4376, 4607063), (5639, 3575192), (6536, 3084533), (10393, 1939816), (11278, 1787596), (20786, 969908), (22556, 893798), (23521, 857128), (41572, 484954), (45112, 446899), (47042, 428564), (83144, 242477), (94084, 214282), (107141, 188168)]