20797046942

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{34549}}^1$

素因数の和:34681

約数の個数: 64

約数和(自身を含む): 39270912000

約数和(自身を除く): 18473865058

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 73, 133, 146, 217, 266, 434, 511, 589, 1022, 1178, 1387, 2263, 2774, 4123, 4526, 8246, 9709, 15841, 19418, 31682, 34549, 42997, 69098, 85994, 241843, 300979, 483686, 601958, 656431, 1071019, 1312862, 2142038, 2522077, 4595017, 5044154, 7497133, 9190034, 14994266, 17654539, 20349361, 35309078, 40698722, 47919463, 78184387, 95838926, 142445527, 156368774, 284891054, 335436241, 547290709, 670872482, 1094581418, 1485503353, 2971006706, 10398523471, 20797046942]

約数ペア:

[(1, 20797046942), (2, 10398523471), (7, 2971006706), (14, 1485503353), (19, 1094581418), (31, 670872482), (38, 547290709), (62, 335436241), (73, 284891054), (133, 156368774), (146, 142445527), (217, 95838926), (266, 78184387), (434, 47919463), (511, 40698722), (589, 35309078), (1022, 20349361), (1178, 17654539), (1387, 14994266), (2263, 9190034), (2774, 7497133), (4123, 5044154), (4526, 4595017), (8246, 2522077), (9709, 2142038), (15841, 1312862), (19418, 1071019), (31682, 656431), (34549, 601958), (42997, 483686), (69098, 300979), (85994, 241843)]