20512374048

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{3463}}^1$

素因数の和:3767

約数の個数: 144

約数和(自身を含む): 59168805696

約数和(自身を除く): 38656431648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 157, 262, 288, 314, 393, 471, 524, 628, 786, 942, 1048, 1179, 1256, 1413, 1572, 1884, 2096, 2358, 2512, 2826, 3144, 3463, 3768, 4192, 4716, 5024, 5652, 6288, 6926, 7536, 9432, 10389, 11304, 12576, 13852, 15072, 18864, 20567, 20778, 22608, 27704, 31167, 37728, 41134, 41556, 45216, 55408, 61701, 62334, 82268, 83112, 110816, 123402, 124668, 164536, 166224, 185103, 246804, 249336, 329072, 332448, 370206, 453653, 493608, 498672, 543691, 658144, 740412, 907306, 987216, 997344, 1087382, 1360959, 1480824, 1631073, 1814612, 1974432, 2174764, 2721918, 2961648, 3262146, 3629224, 4082877, 4349528, 4893219, 5443836, 5923296, 6524292, 7258448, 8165754, 8699056, 9786438, 10887672, 13048584, 14516896, 16331508, 17398112, 19572876, 21775344, 26097168, 32663016, 39145752, 43550688, 52194336, 65326032, 71223521, 78291504, 130652064, 142447042, 156583008, 213670563, 284894084, 427341126, 569788168, 641011689, 854682252, 1139576336, 1282023378, 1709364504, 2279152672, 2564046756, 3418729008, 5128093512, 6837458016, 10256187024, 20512374048]

約数ペア:

[(1, 20512374048), (2, 10256187024), (3, 6837458016), (4, 5128093512), (6, 3418729008), (8, 2564046756), (9, 2279152672), (12, 1709364504), (16, 1282023378), (18, 1139576336), (24, 854682252), (32, 641011689), (36, 569788168), (48, 427341126), (72, 284894084), (96, 213670563), (131, 156583008), (144, 142447042), (157, 130652064), (262, 78291504), (288, 71223521), (314, 65326032), (393, 52194336), (471, 43550688), (524, 39145752), (628, 32663016), (786, 26097168), (942, 21775344), (1048, 19572876), (1179, 17398112), (1256, 16331508), (1413, 14516896), (1572, 13048584), (1884, 10887672), (2096, 9786438), (2358, 8699056), (2512, 8165754), (2826, 7258448), (3144, 6524292), (3463, 5923296), (3768, 5443836), (4192, 4893219), (4716, 4349528), (5024, 4082877), (5652, 3629224), (6288, 3262146), (6926, 2961648), (7536, 2721918), (9432, 2174764), (10389, 1974432), (11304, 1814612), (12576, 1631073), (13852, 1480824), (15072, 1360959), (18864, 1087382), (20567, 997344), (20778, 987216), (22608, 907306), (27704, 740412), (31167, 658144), (37728, 543691), (41134, 498672), (41556, 493608), (45216, 453653), (55408, 370206), (61701, 332448), (62334, 329072), (82268, 249336), (83112, 246804), (110816, 185103), (123402, 166224), (124668, 164536)]