20805941394

素因数分解:

$2^1\times 3^8\times 7^1\times {\mathrm{226511}}^1$

素因数の和:226544

約数の個数: 72

約数和(自身を含む): 53498510208

約数和(自身を除く): 32692568814

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2187, 3402, 4374, 5103, 6561, 10206, 13122, 15309, 30618, 45927, 91854, 226511, 453022, 679533, 1359066, 1585577, 2038599, 3171154, 4077198, 4756731, 6115797, 9513462, 12231594, 14270193, 18347391, 28540386, 36694782, 42810579, 55042173, 85621158, 110084346, 128431737, 165126519, 256863474, 330253038, 385295211, 495379557, 770590422, 990759114, 1155885633, 1486138671, 2311771266, 2972277342, 3467656899, 6935313798, 10402970697, 20805941394]

約数ペア:

[(1, 20805941394), (2, 10402970697), (3, 6935313798), (6, 3467656899), (7, 2972277342), (9, 2311771266), (14, 1486138671), (18, 1155885633), (21, 990759114), (27, 770590422), (42, 495379557), (54, 385295211), (63, 330253038), (81, 256863474), (126, 165126519), (162, 128431737), (189, 110084346), (243, 85621158), (378, 55042173), (486, 42810579), (567, 36694782), (729, 28540386), (1134, 18347391), (1458, 14270193), (1701, 12231594), (2187, 9513462), (3402, 6115797), (4374, 4756731), (5103, 4077198), (6561, 3171154), (10206, 2038599), (13122, 1585577), (15309, 1359066), (30618, 679533), (45927, 453022), (91854, 226511)]